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225353755788 = 22374165433727
BaseRepresentation
bin1101000111100000100…
…0010110110010001100
3210112200021211221000120
43101320020112302030
512143011030141123
6251305345024540
722165322214240
oct3217010266214
9715607757016
10225353755788
1187632358187
1237812625150
1318334c25235
14ac9b432420
155cde2232e3
hex3478216c8c

225353755788 has 48 divisors (see below), whose sum is σ = 615600513024. Its totient is φ = 62816376960.

The previous prime is 225353755703. The next prime is 225353755799. The reversal of 225353755788 is 887557353522.

225353755788 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2253537557883 (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32713420 + ... + 32720307.

It is an arithmetic number, because the mean of its divisors is an integer number (12825010688).

Almost surely, 2225353755788 is an apocalyptic number.

225353755788 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

225353755788 is an abundant number, since it is smaller than the sum of its proper divisors (390246757236).

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

225353755788 is a wasteful number, since it uses less digits than its factorization.

225353755788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65433782 (or 65433780 counting only the distinct ones).

The product of its digits is 70560000, while the sum is 60.

The spelling of 225353755788 in words is "two hundred twenty-five billion, three hundred fifty-three million, seven hundred fifty-five thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 41 42 82 84 123 164 246 287 492 574 861 1148 1722 3444 65433727 130867454 196301181 261734908 392602362 458036089 785204724 916072178 1374108267 1832144356 2682782807 2748216534 5365565614 5496433068 8048348421 10731131228 16096696842 18779479649 32193393684 37558959298 56338438947 75117918596 112676877894 225353755788