56775250766 has 8 divisors (see below), whose sum is σ = 91713866664. Its totient is φ = 26203961880.

The previous prime is 56775250739. The next prime is 56775250783. The reversal of 56775250766 is 66705257765.

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

It is a congruent number.

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, 1091831720 + ... + 1091831771.

It is an arithmetic number, because the mean of its divisors is an integer number (11464233333).

Almost surely, 2^56775250766 is an apocalyptic number.

56775250766 is a deficient number, since it is larger than the sum of its proper divisors (34938615898).

56775250766 is a wasteful number, since it uses less digits than its factorization.

56775250766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183663506.

The product of its (nonzero) digits is 18522000, while the sum is 56.

The spelling of 56775250766 in words is "fifty-six billion, seven hundred seventy-five million, two hundred fifty thousand, seven hundred sixty-six".