56566115066000 has 80 divisors (see below), whose sum is σ = 138703301313408. Its totient is φ = 22307763632000.

The previous prime is 56566115065961. The next prime is 56566115066023. The reversal of 56566115066000 is 66051166565.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199034462 + ... + 199318461.

Almost surely, 2^{56566115066000} is an apocalyptic number.

56566115066000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56566115066000 is an abundant number, since it is smaller than the sum of its proper divisors (82137186247408).

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

56566115066000 is a wasteful number, since it uses less digits than its factorization.

56566115066000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398353017 (or 398353001 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 56566115066000 in words is "fifty-six trillion, five hundred sixty-six billion, one hundred fifteen million, sixty-six thousand".