56575515274 has 4 divisors (see below), whose sum is σ = 84863272914. Its totient is φ = 28287757636.

The previous prime is 56575515257. The next prime is 56575515323. The reversal of 56575515274 is 47251557565.

It is a happy number.

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., 34772925625 + 21802589649 = 186475^2 + 147657^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 14143878817 + ... + 14143878820.

Almost surely, 2^56575515274 is an apocalyptic number.

56575515274 is a deficient number, since it is larger than the sum of its proper divisors (28287757640).

56575515274 is a wasteful number, since it uses less digits than its factorization.

56575515274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28287757639.

The product of its digits is 7350000, while the sum is 52.

The spelling of 56575515274 in words is "fifty-six billion, five hundred seventy-five million, five hundred fifteen thousand, two hundred seventy-four".