56040758071 has 16 divisors (see below), whose sum is σ = 58246020000. Its totient is φ = 53872777728.

The previous prime is 56040758047. The next prime is 56040758087. The reversal of 56040758071 is 17085704065.

It is a cyclic number.

It is not a de Polignac number, because 56040758071 - 2²¹ = 56038660919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56040750071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4930531 + ... + 4941883.

It is an arithmetic number, because the mean of its divisors is an integer number (3640376250).

Almost surely, 2^56040758071 is an apocalyptic number.

56040758071 is a deficient number, since it is larger than the sum of its proper divisors (2205261929).

56040758071 is a wasteful number, since it uses less digits than its factorization.

56040758071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12978.

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 56040758071 in words is "fifty-six billion, forty million, seven hundred fifty-eight thousand, seventy-one".