116616515 has 16 divisors (see below), whose sum is σ = 150390432. Its totient is φ = 86490624.

The previous prime is 116616503. The next prime is 116616517. The reversal of 116616515 is 515616611.

It is a cyclic number.

It is not a de Polignac number, because 116616515 - 2¹⁰ = 116615491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116616517) 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, 4544 + ... + 15933.

It is an arithmetic number, because the mean of its divisors is an integer number (9399402).

Almost surely, 2^116616515 is an apocalyptic number.

116616515 is a deficient number, since it is larger than the sum of its proper divisors (33773917).

116616515 is a wasteful number, since it uses less digits than its factorization.

116616515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20566.

The product of its digits is 5400, while the sum is 32.

The square root of 116616515 is about 10798.9126767467. The cubic root of 116616515 is about 488.5623765546.

The spelling of 116616515 in words is "one hundred sixteen million, six hundred sixteen thousand, five hundred fifteen".