51373113590016 has 81 divisors (see below), whose sum is σ = 148122343338879. Its totient is φ = 17124256516608.

The previous prime is 51373113590009. The next prime is 51373113590039. The reversal of 51373113590016 is 61009531137315.

The square root of 51373113590016 is 7167504.

It is a perfect power (a square), and thus also a powerful number.

51373113590016 is a `hidden beast` number, since 5 + 1 + 3 + 7 + 31 + 13 + 590 + 0 + 16 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 343965531 + ... + 344114853.

Almost surely, 2^{51373113590016} is an apocalyptic number.

51373113590016 is the 7167504-th square number.

It is an amenable number.

51373113590016 is an abundant number, since it is smaller than the sum of its proper divisors (96749229748863).

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

51373113590016 is an frugal number, since it uses more digits than its factorization.

51373113590016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298668 (or 149328 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 45.

The spelling of 51373113590016 in words is "fifty-one trillion, three hundred seventy-three billion, one hundred thirteen million, five hundred ninety thousand, sixteen".