51062131066515 has 16 divisors (see below), whose sum is σ = 83084145465600. Its totient is φ = 26771557982432.

The previous prime is 51062131066511. The next prime is 51062131066517. The reversal of 51062131066515 is 51566013126015.

It is a cyclic number.

It is not a de Polignac number, because 51062131066515 - 2² = 51062131066511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51062131066511) 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, 28848660735 + ... + 28848662504.

It is an arithmetic number, because the mean of its divisors is an integer number (5192759091600).

Almost surely, 2^{51062131066515} is an apocalyptic number.

51062131066515 is a deficient number, since it is larger than the sum of its proper divisors (32022014399085).

51062131066515 is a wasteful number, since it uses less digits than its factorization.

51062131066515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57697323306.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 51062131066515 in words is "fifty-one trillion, sixty-two billion, one hundred thirty-one million, sixty-six thousand, five hundred fifteen".