189904112496 has 100 divisors (see below), whose sum is σ = 628157283952. Its totient is φ = 54258315264.

The previous prime is 189904112483. The next prime is 189904112501. The reversal of 189904112496 is 694211409981.

189904112496 is a `hidden beast` number, since 18 + 9 + 90 + 41 + 12 + 496 = 666.

189904112496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 10457425 + ... + 10475568.

Almost surely, 2^189904112496 is an apocalyptic number.

189904112496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

189904112496 is an abundant number, since it is smaller than the sum of its proper divisors (438253171456).

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

189904112496 is a wasteful number, since it uses less digits than its factorization.

189904112496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20933020 (or 20933005 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 54.

The spelling of 189904112496 in words is "one hundred eighty-nine billion, nine hundred four million, one hundred twelve thousand, four hundred ninety-six".