55167185716 has 48 divisors (see below), whose sum is σ = 104358739968. Its totient is φ = 25442604000.

The previous prime is 55167185627. The next prime is 55167185737. The reversal of 55167185716 is 61758176155.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772941 + ... + 841291.

It is an arithmetic number, because the mean of its divisors is an integer number (2174140416).

Almost surely, 2^55167185716 is an apocalyptic number.

It is an amenable number.

55167185716 is a deficient number, since it is larger than the sum of its proper divisors (49191554252).

55167185716 is a wasteful number, since it uses less digits than its factorization.

55167185716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68692 (or 68690 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 52.

The spelling of 55167185716 in words is "fifty-five billion, one hundred sixty-seven million, one hundred eighty-five thousand, seven hundred sixteen".