56065056151491 has 48 divisors (see below), whose sum is σ = 81971165072160. Its totient is φ = 36922072596480.

The previous prime is 56065056151471. The next prime is 56065056151519. The reversal of 56065056151491 is 19415165056065.

56065056151491 is a `hidden beast` number, since 5 + 6 + 0 + 6 + 5 + 0 + 5 + 615 + 14 + 9 + 1 = 666.

It is not a de Polignac number, because 56065056151491 - 2²⁹ = 56064519280579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56065056151441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1040507871 + ... + 1040561751.

It is an arithmetic number, because the mean of its divisors is an integer number (1707732605670).

Almost surely, 2^{56065056151491} is an apocalyptic number.

56065056151491 is a deficient number, since it is larger than the sum of its proper divisors (25906108920669).

56065056151491 is a wasteful number, since it uses less digits than its factorization.

56065056151491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56196 (or 56193 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 54.

The spelling of 56065056151491 in words is "fifty-six trillion, sixty-five billion, fifty-six million, one hundred fifty-one thousand, four hundred ninety-one".