56172532564119 has 32 divisors (see below), whose sum is σ = 76954102686720. Its totient is φ = 36420535135872.

The previous prime is 56172532564103. The next prime is 56172532564133. The reversal of 56172532564119 is 91146523527165.

It is a happy number.

It is not a de Polignac number, because 56172532564119 - 2⁴ = 56172532564103 is a prime.

It is a super-2 number, since 2×56172532564119² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56172532564019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4911468669 + ... + 4911480105.

It is an arithmetic number, because the mean of its divisors is an integer number (2404815708960).

Almost surely, 2^{56172532564119} is an apocalyptic number.

56172532564119 is a deficient number, since it is larger than the sum of its proper divisors (20781570122601).

56172532564119 is a wasteful number, since it uses less digits than its factorization.

56172532564119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26679.

The product of its digits is 13608000, while the sum is 57.

The spelling of 56172532564119 in words is "fifty-six trillion, one hundred seventy-two billion, five hundred thirty-two million, five hundred sixty-four thousand, one hundred nineteen".