2564931680115 has 32 divisors (see below), whose sum is σ = 4690285303296. Its totient is φ = 1172509067520.

The previous prime is 2564931680107. The next prime is 2564931680153. The reversal of 2564931680115 is 5110861394652.

It is not a de Polignac number, because 2564931680115 - 2³ = 2564931680107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3911880 + ... + 4520250.

It is an arithmetic number, because the mean of its divisors is an integer number (146571415728).

Almost surely, 2^{2564931680115} is an apocalyptic number.

2564931680115 is a deficient number, since it is larger than the sum of its proper divisors (2125353623181).

2564931680115 is a wasteful number, since it uses less digits than its factorization.

2564931680115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648539.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 2564931680115 in words is "two trillion, five hundred sixty-four billion, nine hundred thirty-one million, six hundred eighty thousand, one hundred fifteen".