56575325818 has 16 divisors (see below), whose sum is σ = 92581484256. Its totient is φ = 25715035440.

The previous prime is 56575325771. The next prime is 56575325819. The reversal of 56575325818 is 81852357565.

It is not an unprimeable number, because it can be changed into a prime (56575325819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959005 + ... + 1016287.

It is an arithmetic number, because the mean of its divisors is an integer number (5786342766).

Almost surely, 2^56575325818 is an apocalyptic number.

56575325818 is a deficient number, since it is larger than the sum of its proper divisors (36006158438).

56575325818 is a wasteful number, since it uses less digits than its factorization.

56575325818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102189.

The product of its digits is 10080000, while the sum is 55.

The spelling of 56575325818 in words is "fifty-six billion, five hundred seventy-five million, three hundred twenty-five thousand, eight hundred eighteen".