239898910172 has 12 divisors (see below), whose sum is σ = 419844783960. Its totient is φ = 119943257616.

The previous prime is 239898910091. The next prime is 239898910187. The reversal of 239898910172 is 271019898932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1461722 + ... + 1617537.

It is an arithmetic number, because the mean of its divisors is an integer number (34987065330).

Almost surely, 2^239898910172 is an apocalyptic number.

It is an amenable number.

239898910172 is a deficient number, since it is larger than the sum of its proper divisors (179945873788).

239898910172 is a wasteful number, since it uses less digits than its factorization.

239898910172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098740 (or 3098738 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 59.

The spelling of 239898910172 in words is "two hundred thirty-nine billion, eight hundred ninety-eight million, nine hundred ten thousand, one hundred seventy-two".