56564635377476 has 12 divisors (see below), whose sum is σ = 98989529978220. Its totient is φ = 28281912526560.

The previous prime is 56564635377461. The next prime is 56564635377499. The reversal of 56564635377476 is 67477353646565.

It can be written as a sum of positive squares in 2 ways, for example, as 3447854785600 + 53116780591876 = 1856840^2 + 7288126^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100976315 + ... + 101534946.

It is an arithmetic number, because the mean of its divisors is an integer number (8249127498185).

Almost surely, 2^{56564635377476} is an apocalyptic number.

It is an amenable number.

56564635377476 is a deficient number, since it is larger than the sum of its proper divisors (42424894600744).

56564635377476 is a wasteful number, since it uses less digits than its factorization.

56564635377476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202581094 (or 202581092 counting only the distinct ones).

The product of its digits is 8001504000, while the sum is 74.

The spelling of 56564635377476 in words is "fifty-six trillion, five hundred sixty-four billion, six hundred thirty-five million, three hundred seventy-seven thousand, four hundred seventy-six".