55166150120 has 32 divisors (see below), whose sum is σ = 124281626400. Its totient is φ = 22038408768.

The previous prime is 55166150119. The next prime is 55166150177. The reversal of 55166150120 is 2105166155.

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, 844730 + ... + 907689.

It is an arithmetic number, because the mean of its divisors is an integer number (3883800825).

Almost surely, 2^55166150120 is an apocalyptic number.

It is an amenable number.

55166150120 is an abundant number, since it is smaller than the sum of its proper divisors (69115476280).

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

55166150120 is a wasteful number, since it uses less digits than its factorization.

55166150120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753217 (or 1753213 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

The spelling of 55166150120 in words is "fifty-five billion, one hundred sixty-six million, one hundred fifty thousand, one hundred twenty".