115101616665 has 24 divisors (see below), whose sum is σ = 214229949120. Its totient is φ = 52617881568.

The previous prime is 115101616639. The next prime is 115101616697. The reversal of 115101616665 is 566616101511.

It is not a de Polignac number, because 115101616665 - 2¹³ = 115101608473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78299685 + ... + 78301154.

It is an arithmetic number, because the mean of its divisors is an integer number (8926247880).

Almost surely, 2^115101616665 is an apocalyptic number.

115101616665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115101616665 is a deficient number, since it is larger than the sum of its proper divisors (99128332455).

115101616665 is a wasteful number, since it uses less digits than its factorization.

115101616665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156600861 (or 156600854 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 39.

The spelling of 115101616665 in words is "one hundred fifteen billion, one hundred one million, six hundred sixteen thousand, six hundred sixty-five".