190312495227 has 12 divisors (see below), whose sum is σ = 277984544760. Its totient is φ = 125449434528.

The previous prime is 190312495211. The next prime is 190312495229. The reversal of 190312495227 is 722594213091.

190312495227 is a `hidden beast` number, since 1 + 90 + 31 + 2 + 4 + 9 + 522 + 7 = 666.

190312495227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 190312495227 - 2⁴ = 190312495211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (190312495229) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 118796013 + ... + 118797614.

It is an arithmetic number, because the mean of its divisors is an integer number (23165378730).

Almost surely, 2^190312495227 is an apocalyptic number.

190312495227 is a deficient number, since it is larger than the sum of its proper divisors (87672049533).

190312495227 is a wasteful number, since it uses less digits than its factorization.

190312495227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237593722 (or 237593719 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 190312495227 in words is "one hundred ninety billion, three hundred twelve million, four hundred ninety-five thousand, two hundred twenty-seven".