56272640015 has 32 divisors (see below), whose sum is σ = 73318452480. Its totient is φ = 41294131200.

The previous prime is 56272639993. The next prime is 56272640023. The reversal of 56272640015 is 51004627265.

It is not a de Polignac number, because 56272640015 - 2¹² = 56272635919 is a prime.

It is a super-2 number, since 2×56272640015² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3613145 + ... + 3628685.

It is an arithmetic number, because the mean of its divisors is an integer number (2291201640).

Almost surely, 2^56272640015 is an apocalyptic number.

56272640015 is a deficient number, since it is larger than the sum of its proper divisors (17045812465).

56272640015 is a wasteful number, since it uses less digits than its factorization.

56272640015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16643.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 56272640015 in words is "fifty-six billion, two hundred seventy-two million, six hundred forty thousand, fifteen".