55133166060 has 72 divisors (see below), whose sum is σ = 191128313376. Its totient is φ = 12601866240.

The previous prime is 55133166059. The next prime is 55133166097. The reversal of 55133166060 is 6066133155.

55133166060 is a `hidden beast` number, since 5 + 5 + 1 + 33 + 16 + 606 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 21876981 + ... + 21879500.

It is an arithmetic number, because the mean of its divisors is an integer number (2654559908).

Almost surely, 2^55133166060 is an apocalyptic number.

It is an amenable number.

55133166060 is an abundant number, since it is smaller than the sum of its proper divisors (135995147316).

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

55133166060 is a wasteful number, since it uses less digits than its factorization.

55133166060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43756503 (or 43756498 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The spelling of 55133166060 in words is "fifty-five billion, one hundred thirty-three million, one hundred sixty-six thousand, sixty".