55321188162 has 32 divisors (see below), whose sum is σ = 114482592000. Its totient is φ = 17800637568.

The previous prime is 55321188161. The next prime is 55321188187. The reversal of 55321188162 is 26188112355.

It is not an unprimeable number, because it can be changed into a prime (55321188161) by changing a digit.

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, 826839 + ... + 891237.

It is an arithmetic number, because the mean of its divisors is an integer number (3577581000).

Almost surely, 2^55321188162 is an apocalyptic number.

55321188162 is an abundant number, since it is smaller than the sum of its proper divisors (59161403838).

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

55321188162 is a wasteful number, since it uses less digits than its factorization.

55321188162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69370.

The product of its digits is 115200, while the sum is 42.

The spelling of 55321188162 in words is "fifty-five billion, three hundred twenty-one million, one hundred eighty-eight thousand, one hundred sixty-two".