56500331386 has 8 divisors (see below), whose sum is σ = 85369114260. Its totient is φ = 28043959968.

The previous prime is 56500331353. The next prime is 56500331389. The reversal of 56500331386 is 68313300565.

It can be written as a sum of positive squares in 2 ways, for example, as 53601047361 + 2899284025 = 231519^2 + 53845^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56500331389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103102521 + ... + 103103068.

Almost surely, 2^56500331386 is an apocalyptic number.

56500331386 is a deficient number, since it is larger than the sum of its proper divisors (28868782874).

56500331386 is a wasteful number, since it uses less digits than its factorization.

56500331386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206205728.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 56500331386 in words is "fifty-six billion, five hundred million, three hundred thirty-one thousand, three hundred eighty-six".