189676089904 has 40 divisors (see below), whose sum is σ = 425912525568. Its totient is φ = 80144823360.

The previous prime is 189676089899. The next prime is 189676089923. The reversal of 189676089904 is 409980676981.

It is a self number, because there is not a number n which added to its sum of digits gives 189676089904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11918362 + ... + 11934265.

Almost surely, 2^189676089904 is an apocalyptic number.

189676089904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

189676089904 is an abundant number, since it is smaller than the sum of its proper divisors (236236435664).

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

189676089904 is a wasteful number, since it uses less digits than its factorization.

189676089904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23852713 (or 23852707 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 67.

The spelling of 189676089904 in words is "one hundred eighty-nine billion, six hundred seventy-six million, eighty-nine thousand, nine hundred four".