160515115665 has 16 divisors (see below), whose sum is σ = 260657383488. Its totient is φ = 84330328896.

The previous prime is 160515115603. The next prime is 160515115687. The reversal of 160515115665 is 566511515061.

160515115665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 160515115665 - 2⁹ = 160515115153 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79857262 + ... + 79859271.

It is an arithmetic number, because the mean of its divisors is an integer number (16291086468).

Almost surely, 2^160515115665 is an apocalyptic number.

160515115665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

160515115665 is a deficient number, since it is larger than the sum of its proper divisors (100142267823).

160515115665 is a wasteful number, since it uses less digits than its factorization.

160515115665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159716608.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 160515115665 in words is "one hundred sixty billion, five hundred fifteen million, one hundred fifteen thousand, six hundred sixty-five".