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5505949567460 = 2251921237616489
BaseRepresentation
bin101000000011111010000…
…1010110000100111100100
3201111100211002111011220002
41100013310022300213210
51210202141042124320
615413222011400432
71105535364061316
oct120076412604744
921440732434802
105505949567460
111833072a9a061
1274b10b453118
1330c293a00854
141506bcc0b7b6
1598350829675
hex501f42b09e4

5505949567460 has 72 divisors (see below), whose sum is σ = 12212960349240. Its totient is φ = 2084775003648.

The previous prime is 5505949567427. The next prime is 5505949567499. The reversal of 5505949567460 is 647659495055.

It can be written as a sum of positive squares in 4 ways, for example, as 951003337636 + 4554946229824 = 975194^2 + 2134232^2 .

It is a super-2 number, since 2×55059495674602 (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8622896 + ... + 9239384.

It is an arithmetic number, because the mean of its divisors is an integer number (169624449295).

Almost surely, 25505949567460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5505949567460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6106480174620).

5505949567460 is an abundant number, since it is smaller than the sum of its proper divisors (6707010781780).

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

5505949567460 is a wasteful number, since it uses less digits than its factorization.

5505949567460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617773 (or 617752 counting only the distinct ones).

The product of its (nonzero) digits is 204120000, while the sum is 65.

The spelling of 5505949567460 in words is "five trillion, five hundred five billion, nine hundred forty-nine million, five hundred sixty-seven thousand, four hundred sixty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 361 380 722 1237 1444 1805 2474 3610 4948 6185 7220 12370 23503 24740 47006 94012 117515 235030 446557 470060 616489 893114 1232978 1786228 2232785 2465956 3082445 4465570 6164890 8931140 11713291 12329780 23426582 46853164 58566455 117132910 222552529 234265820 445105058 762596893 890210116 1112762645 1525193786 2225525290 3050387572 3812984465 4451050580 7625968930 14489340967 15251937860 28978681934 57957363868 72446704835 144893409670 275297478373 289786819340 550594956746 1101189913492 1376487391865 2752974783730 5505949567460