239493794938 has 32 divisors (see below), whose sum is σ = 375983193600. Its totient is φ = 114270319296.

The previous prime is 239493794933. The next prime is 239493794957. The reversal of 239493794938 is 839497394932.

It is not an unprimeable number, because it can be changed into a prime (239493794933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1731220 + ... + 1864432.

It is an arithmetic number, because the mean of its divisors is an integer number (11749474800).

Almost surely, 2^239493794938 is an apocalyptic number.

239493794938 is a deficient number, since it is larger than the sum of its proper divisors (136489398662).

239493794938 is a wasteful number, since it uses less digits than its factorization.

239493794938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133606.

The product of its digits is 317447424, while the sum is 70.

The spelling of 239493794938 in words is "two hundred thirty-nine billion, four hundred ninety-three million, seven hundred ninety-four thousand, nine hundred thirty-eight".