186885200055 has 16 divisors (see below), whose sum is σ = 299049610464. Its totient is φ = 99661009920.

The previous prime is 186885200023. The next prime is 186885200057. The reversal of 186885200055 is 550002588681.

It is not a de Polignac number, because 186885200055 - 2⁵ = 186885200023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 186885199977 and 186885200013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (186885200057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553414 + ... + 824643.

It is an arithmetic number, because the mean of its divisors is an integer number (18690600654).

Almost surely, 2^186885200055 is an apocalyptic number.

186885200055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

186885200055 is a deficient number, since it is larger than the sum of its proper divisors (112164410409).

186885200055 is a wasteful number, since it uses less digits than its factorization.

186885200055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387106.

The product of its (nonzero) digits is 768000, while the sum is 48.

The spelling of 186885200055 in words is "one hundred eighty-six billion, eight hundred eighty-five million, two hundred thousand, fifty-five".