118164457715 has 16 divisors (see below), whose sum is σ = 149293739520. Its totient is φ = 89536197600.

The previous prime is 118164457711. The next prime is 118164457729. The reversal of 118164457715 is 517754461811.

It is not a de Polignac number, because 118164457715 - 2² = 118164457711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118164457711) 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, 295190 + ... + 568740.

It is an arithmetic number, because the mean of its divisors is an integer number (9330858720).

Almost surely, 2^118164457715 is an apocalyptic number.

118164457715 is a deficient number, since it is larger than the sum of its proper divisors (31129281805).

118164457715 is a wasteful number, since it uses less digits than its factorization.

118164457715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278122.

The product of its digits is 940800, while the sum is 50.

The spelling of 118164457715 in words is "one hundred eighteen billion, one hundred sixty-four million, four hundred fifty-seven thousand, seven hundred fifteen".