56156134463615 has 32 divisors (see below), whose sum is σ = 68025651724800. Its totient is φ = 44500696489600.

The previous prime is 56156134463603. The next prime is 56156134463647. The reversal of 56156134463615 is 51636443165165.

It is not a de Polignac number, because 56156134463615 - 2⁶ = 56156134463551 is a prime.

It is a super-2 number, since 2×56156134463615² (a number of 28 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, 945375686 + ... + 945435084.

It is an arithmetic number, because the mean of its divisors is an integer number (2125801616400).

Almost surely, 2^{56156134463615} is an apocalyptic number.

56156134463615 is a deficient number, since it is larger than the sum of its proper divisors (11869517261185).

56156134463615 is a wasteful number, since it uses less digits than its factorization.

56156134463615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62143.

The product of its digits is 23328000, while the sum is 56.

The spelling of 56156134463615 in words is "fifty-six trillion, one hundred fifty-six billion, one hundred thirty-four million, four hundred sixty-three thousand, six hundred fifteen".