55170577000 has 128 divisors (see below), whose sum is σ = 160955009280. Its totient is φ = 17196000000.

The previous prime is 55170576977. The next prime is 55170577027. The reversal of 55170577000 is 77507155.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281251 + ... + 435250.

It is an arithmetic number, because the mean of its divisors is an integer number (1257461010).

Almost surely, 2^55170577000 is an apocalyptic number.

55170577000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55170577000 is an abundant number, since it is smaller than the sum of its proper divisors (105784432280).

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

55170577000 is a wasteful number, since it uses less digits than its factorization.

55170577000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716540 (or 716526 counting only the distinct ones).

The product of its (nonzero) digits is 42875, while the sum is 37.

The spelling of 55170577000 in words is "fifty-five billion, one hundred seventy million, five hundred seventy-seven thousand".