55165066132 has 24 divisors (see below), whose sum is σ = 106886999520. Its totient is φ = 24700774560.

The previous prime is 55165066109. The next prime is 55165066141. The reversal of 55165066132 is 23166056155.

It is a congruent number.

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, 9353407 + ... + 9359302.

It is an arithmetic number, because the mean of its divisors is an integer number (4453624980).

Almost surely, 2^55165066132 is an apocalyptic number.

It is an amenable number.

55165066132 is a deficient number, since it is larger than the sum of its proper divisors (51721933388).

55165066132 is a wasteful number, since it uses less digits than its factorization.

55165066132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18712791 (or 18712789 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 55165066132 in words is "fifty-five billion, one hundred sixty-five million, sixty-six thousand, one hundred thirty-two".