56650166000 has 80 divisors (see below), whose sum is σ = 141703698240. Its totient is φ = 21878662400.

The previous prime is 56650165987. The next prime is 56650166051. The reversal of 56650166000 is 66105665.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430364 + ... + 546363.

It is an arithmetic number, because the mean of its divisors is an integer number (1771296228).

Almost surely, 2^56650166000 is an apocalyptic number.

56650166000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56650166000 is an abundant number, since it is smaller than the sum of its proper divisors (85053532240).

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

56650166000 is a wasteful number, since it uses less digits than its factorization.

56650166000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976779 (or 976763 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 56650166000 in words is "fifty-six billion, six hundred fifty million, one hundred sixty-six thousand".