5116005306561 has 16 divisors (see below), whose sum is σ = 6860102955264. Its totient is φ = 3391340547984.

The previous prime is 5116005306541. The next prime is 5116005306563. The reversal of 5116005306561 is 1656035006115.

It is not a de Polignac number, because 5116005306561 - 2⁶ = 5116005306497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5116005306563) 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, 6055251 + ... + 6848216.

It is an arithmetic number, because the mean of its divisors is an integer number (428756434704).

Almost surely, 2^{5116005306561} is an apocalyptic number.

It is an amenable number.

5116005306561 is a deficient number, since it is larger than the sum of its proper divisors (1744097648703).

5116005306561 is a wasteful number, since it uses less digits than its factorization.

5116005306561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904220.

The product of its (nonzero) digits is 81000, while the sum is 39.

The spelling of 5116005306561 in words is "five trillion, one hundred sixteen billion, five million, three hundred six thousand, five hundred sixty-one".