56564452250766 has 48 divisors (see below), whose sum is σ = 124917443164800. Its totient is φ = 18493022574864.

The previous prime is 56564452250743. The next prime is 56564452250783. The reversal of 56564452250766 is 66705225446565.

56564452250766 is a `hidden beast` number, since 5 + 6 + 5 + 6 + 4 + 45 + 22 + 507 + 66 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60196876 + ... + 61129311.

It is an arithmetic number, because the mean of its divisors is an integer number (2602446732600).

Almost surely, 2^{56564452250766} is an apocalyptic number.

56564452250766 is an abundant number, since it is smaller than the sum of its proper divisors (68352990914034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56564452250766 is a wasteful number, since it uses less digits than its factorization.

56564452250766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121326693 (or 121326690 counting only the distinct ones).

The product of its (nonzero) digits is 362880000, while the sum is 63.

The spelling of 56564452250766 in words is "fifty-six trillion, five hundred sixty-four billion, four hundred fifty-two million, two hundred fifty thousand, seven hundred sixty-six".