56501436031425 has 216 divisors, whose sum is σ = 126340389739200. Its totient is φ = 23449785120000.

The previous prime is 56501436031423. The next prime is 56501436031429. The reversal of 56501436031425 is 52413063410565.

It is a happy number.

56501436031425 is a `hidden beast` number, since 5 + 6 + 5 + 0 + 1 + 4 + 3 + 603 + 14 + 25 = 666.

It is not a de Polignac number, because 56501436031425 - 2¹ = 56501436031423 is a prime.

It is a super-2 number, since 2×56501436031425² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (56501436031423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 36476071551 + ... + 36476073099.

Almost surely, 2^{56501436031425} is an apocalyptic number.

56501436031425 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56501436031425 is an abundant number, since it is smaller than the sum of its proper divisors (69838953707775).

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

56501436031425 is a wasteful number, since it uses less digits than its factorization.

56501436031425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 56501436031425 in words is "fifty-six trillion, five hundred one billion, four hundred thirty-six million, thirty-one thousand, four hundred twenty-five".