55485111186 has 32 divisors (see below), whose sum is σ = 123622225920. Its totient is φ = 18446740272.

The previous prime is 55485111131. The next prime is 55485111211. The reversal of 55485111186 is 68111158455.

55485111186 is a `hidden beast` number, since 5 + 5 + 48 + 511 + 11 + 86 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320705 + ... + 1362068.

It is an arithmetic number, because the mean of its divisors is an integer number (3863194560).

Almost surely, 2^55485111186 is an apocalyptic number.

55485111186 is an abundant number, since it is smaller than the sum of its proper divisors (68137114734).

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

55485111186 is a wasteful number, since it uses less digits than its factorization.

55485111186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683167 (or 2683161 counting only the distinct ones).

The product of its digits is 192000, while the sum is 45.

The spelling of 55485111186 in words is "fifty-five billion, four hundred eighty-five million, one hundred eleven thousand, one hundred eighty-six".