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56352124985 = 51319378571439
BaseRepresentation
bin110100011110110110…
…010011000000111001
312101110021110112222012
4310132312103000321
51410402120444420
641515433335305
74033313105402
oct643666230071
9171407415865
1056352124985
112199833a622
12ab08267535
135410a86c70
142a282009a9
1516ec385dc5
hexd1ed93039

56352124985 has 64 divisors (see below), whose sum is σ = 78875596800. Its totient is φ = 38286784512.

The previous prime is 56352124979. The next prime is 56352124987. The reversal of 56352124985 is 58942125365.

56352124985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56352124985 - 26 = 56352124921 is a prime.

It is a super-2 number, since 2×563521249852 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56352124987) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39159896 + ... + 39161334.

It is an arithmetic number, because the mean of its divisors is an integer number (1232431200).

Almost surely, 256352124985 is an apocalyptic number.

It is an amenable number.

56352124985 is a deficient number, since it is larger than the sum of its proper divisors (22523471815).

56352124985 is a wasteful number, since it uses less digits than its factorization.

56352124985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370.

The product of its digits is 2592000, while the sum is 50.

The spelling of 56352124985 in words is "fifty-six billion, three hundred fifty-two million, one hundred twenty-four thousand, nine hundred eighty-five".

Divisors: 1 5 13 19 37 65 95 185 247 481 703 857 1235 1439 2405 3515 4285 7195 9139 11141 16283 18707 27341 31709 45695 53243 55705 81415 93535 136705 158545 211679 266215 355433 412217 602471 692159 1011617 1058395 1233223 1777165 2061085 3012355 3460795 5058085 6166115 7832123 13151021 16031899 23431237 39160615 45629251 65755105 80159495 117156185 228146255 304606081 593180263 866955769 1523030405 2965901315 4334778845 11270424997 56352124985