116521120656715 has 4 divisors (see below), whose sum is σ = 139825344788064. Its totient is φ = 93216896525368.

The previous prime is 116521120656691. The next prime is 116521120656793. The reversal of 116521120656715 is 517656021125611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116521120656715 - 2⁹ = 116521120656203 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11652112065667 + ... + 11652112065676.

It is an arithmetic number, because the mean of its divisors is an integer number (34956336197016).

Almost surely, 2^{116521120656715} is an apocalyptic number.

116521120656715 is a deficient number, since it is larger than the sum of its proper divisors (23304224131349).

116521120656715 is an equidigital number, since it uses as much as digits as its factorization.

116521120656715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23304224131348.

The product of its (nonzero) digits is 756000, while the sum is 49.

The spelling of 116521120656715 in words is "one hundred sixteen trillion, five hundred twenty-one billion, one hundred twenty million, six hundred fifty-six thousand, seven hundred fifteen".