55332866160 has 960 divisors, whose sum is σ = 234189760896. Its totient is φ = 11501568000.

The previous prime is 55332866129. The next prime is 55332866189. The reversal of 55332866160 is 6166823355.

55332866160 is a `hidden beast` number, since 5 + 5 + 3 + 3 + 28 + 6 + 616 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 176782164 + ... + 176782476.

Almost surely, 2^55332866160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55332866160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117094880448).

55332866160 is an abundant number, since it is smaller than the sum of its proper divisors (178856894736).

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

55332866160 is a wasteful number, since it uses less digits than its factorization.

55332866160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 55332866160 in words is "fifty-five billion, three hundred thirty-two million, eight hundred sixty-six thousand, one hundred sixty".