31321939364994 has 8 divisors (see below), whose sum is σ = 62643878730000. Its totient is φ = 10440646454996.

The previous prime is 31321939364983. The next prime is 31321939364999. The reversal of 31321939364994 is 49946393912313.

It is a sphenic number, since it is the product of 3 distinct primes.

31321939364994 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (31321939364999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2610161613744 + ... + 2610161613755.

It is an arithmetic number, because the mean of its divisors is an integer number (7830484841250).

Almost surely, 2^{31321939364994} is an apocalyptic number.

31321939364994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

31321939364994 is a wasteful number, since it uses less digits than its factorization.

31321939364994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220323227504.

The product of its digits is 102036672, while the sum is 66.

The spelling of 31321939364994 in words is "thirty-one trillion, three hundred twenty-one billion, nine hundred thirty-nine million, three hundred sixty-four thousand, nine hundred ninety-four".