189009364692 has 24 divisors (see below), whose sum is σ = 441040815936. Its totient is φ = 63000412288.

The previous prime is 189009364673. The next prime is 189009364769. The reversal of 189009364692 is 296463900981.

It is a happy number.

It is a congruent number.

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, 37248 + ... + 615959.

It is an arithmetic number, because the mean of its divisors is an integer number (18376700664).

Almost surely, 2^189009364692 is an apocalyptic number.

189009364692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189009364692 is an abundant number, since it is smaller than the sum of its proper divisors (252031451244).

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

189009364692 is a wasteful number, since it uses less digits than its factorization.

189009364692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677327 (or 677325 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 189009364692 in words is "one hundred eighty-nine billion, nine million, three hundred sixty-four thousand, six hundred ninety-two".