11773456056 has 32 divisors (see below), whose sum is σ = 32704045200. Its totient is φ = 3924485280.

The previous prime is 11773456003. The next prime is 11773456061. The reversal of 11773456056 is 65065437711.

11773456056 is a `hidden beast` number, since 1 + 1 + 7 + 7 + 34 + 5 + 605 + 6 = 666.

It is a super-2 number, since 2×11773456056² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 27253155 + ... + 27253586.

Almost surely, 2^11773456056 is an apocalyptic number.

It is an amenable number.

11773456056 is an abundant number, since it is smaller than the sum of its proper divisors (20930589144).

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

11773456056 is a wasteful number, since it uses less digits than its factorization.

11773456056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54506756 (or 54506746 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 11773456056 in words is "eleven billion, seven hundred seventy-three million, four hundred fifty-six thousand, fifty-six".