5121831311992 has 8 divisors (see below), whose sum is σ = 9603433710000. Its totient is φ = 2560915655992.

The previous prime is 5121831311941. The next prime is 5121831312023. The reversal of 5121831311992 is 2991131381215.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320114456992 + ... + 320114457007.

It is an arithmetic number, because the mean of its divisors is an integer number (1200429213750).

Almost surely, 2^{5121831311992} is an apocalyptic number.

It is an amenable number.

5121831311992 is a deficient number, since it is larger than the sum of its proper divisors (4481602398008).

5121831311992 is a wasteful number, since it uses less digits than its factorization.

5121831311992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640228914005 (or 640228914001 counting only the distinct ones).

The product of its digits is 116640, while the sum is 46.

The spelling of 5121831311992 in words is "five trillion, one hundred twenty-one billion, eight hundred thirty-one million, three hundred eleven thousand, nine hundred ninety-two".