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5775555500 = 2253111380777
BaseRepresentation
bin1010110000011111…
…11111101110101100
3112220111201121200222
411120033333232230
543312020234000
62353034110512
7263060261141
oct53017775654
915814647628
105775555500
1124a4172370
12115227b438
13710733380
143cb0a63c8
1523c0a0a85
hex1583ffbac

5775555500 has 96 divisors (see below), whose sum is σ = 14819208768. Its totient is φ = 1938624000.

The previous prime is 5775555493. The next prime is 5775555509. The reversal of 5775555500 is 55555775.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (5775555509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31112 + ... + 111888.

It is an arithmetic number, because the mean of its divisors is an integer number (154366758).

Almost surely, 25775555500 is an apocalyptic number.

5775555500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5775555500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7409604384).

5775555500 is an abundant number, since it is smaller than the sum of its proper divisors (9043653268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5775555500 is a wasteful number, since it uses less digits than its factorization.

5775555500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80820 (or 80808 counting only the distinct ones).

The product of its (nonzero) digits is 765625, while the sum is 44.

The square root of 5775555500 is about 75997.0756016309. The cubic root of 5775555500 is about 1794.1741169552.

It can be divided in two parts, 57 and 75555500, that added together give a palindrome (75555557).

The spelling of 5775555500 in words is "five billion, seven hundred seventy-five million, five hundred fifty-five thousand, five hundred".

Divisors: 1 2 4 5 10 11 13 20 22 25 26 44 50 52 55 65 100 110 125 130 143 220 250 260 275 286 325 500 550 572 650 715 1100 1300 1375 1430 1625 2750 2860 3250 3575 5500 6500 7150 14300 17875 35750 71500 80777 161554 323108 403885 807770 888547 1050101 1615540 1777094 2019425 2100202 3554188 4038850 4200404 4442735 5250505 8077700 8885470 10097125 10501010 11551111 17770940 20194250 21002020 22213675 23102222 26252525 40388500 44427350 46204444 52505050 57755555 88854700 105010100 111068375 115511110 131262625 222136750 231022220 262525250 288777775 444273500 525050500 577555550 1155111100 1443888875 2887777750 5775555500