56556534266 has 16 divisors (see below), whose sum is σ = 85687030656. Its totient is φ = 27995316576.

The previous prime is 56556534247. The next prime is 56556534383. The reversal of 56556534266 is 66243565565.

56556534266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180656 + ... + 381771.

It is an arithmetic number, because the mean of its divisors is an integer number (5355439416).

Almost surely, 2^56556534266 is an apocalyptic number.

56556534266 is a deficient number, since it is larger than the sum of its proper divisors (29130496390).

56556534266 is a wasteful number, since it uses less digits than its factorization.

56556534266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562933.

The product of its digits is 19440000, while the sum is 53.

The spelling of 56556534266 in words is "fifty-six billion, five hundred fifty-six million, five hundred thirty-four thousand, two hundred sixty-six".