56156611056087 has 16 divisors (see below), whose sum is σ = 77850579327840. Its totient is φ = 35963297903232.

The previous prime is 56156611056079. The next prime is 56156611056101. The reversal of 56156611056087 is 78065011665165.

It is not a de Polignac number, because 56156611056087 - 2³ = 56156611056079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56156611056017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1638252628 + ... + 1638286905.

It is an arithmetic number, because the mean of its divisors is an integer number (4865661207990).

Almost surely, 2^{56156611056087} is an apocalyptic number.

56156611056087 is a deficient number, since it is larger than the sum of its proper divisors (21693968271753).

56156611056087 is a wasteful number, since it uses less digits than its factorization.

56156611056087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276539762.

The product of its (nonzero) digits is 9072000, while the sum is 57.

The spelling of 56156611056087 in words is "fifty-six trillion, one hundred fifty-six billion, six hundred eleven million, fifty-six thousand, eighty-seven".