5115666560564 has 24 divisors (see below), whose sum is σ = 10233739033728. Its totient is φ = 2191912973280.

The previous prime is 5115666560527. The next prime is 5115666560567. The reversal of 5115666560564 is 4650656665115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5115666560567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21360152 + ... + 21598319.

It is an arithmetic number, because the mean of its divisors is an integer number (426405793072).

Almost surely, 2^{5115666560564} is an apocalyptic number.

It is an amenable number.

5115666560564 is an abundant number, since it is smaller than the sum of its proper divisors (5118072473164).

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

5115666560564 is a wasteful number, since it uses less digits than its factorization.

5115666560564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42962735 (or 42962733 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 56.

The spelling of 5115666560564 in words is "five trillion, one hundred fifteen billion, six hundred sixty-six million, five hundred sixty thousand, five hundred sixty-four".