56185345802 has 4 divisors (see below), whose sum is σ = 84278018706. Its totient is φ = 28092672900.

The previous prime is 56185345771. The next prime is 56185345837. The reversal of 56185345802 is 20854358165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51378835561 + 4806510241 = 226669^2 + 69329^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14046336449 + ... + 14046336452.

Almost surely, 2^56185345802 is an apocalyptic number.

56185345802 is a deficient number, since it is larger than the sum of its proper divisors (28092672904).

56185345802 is a wasteful number, since it uses less digits than its factorization.

56185345802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28092672903.

The product of its (nonzero) digits is 1152000, while the sum is 47.

The spelling of 56185345802 in words is "fifty-six billion, one hundred eighty-five million, three hundred forty-five thousand, eight hundred two".