116651516535 has 12 divisors (see below), whose sum is σ = 202195962072. Its totient is φ = 62214142128.

The previous prime is 116651516507. The next prime is 116651516539. The reversal of 116651516535 is 535615156611.

116651516535 is a `hidden beast` number, since 1 + 1 + 6 + 65 + 1 + 51 + 6 + 535 = 666.

It is not a de Polignac number, because 116651516535 - 2⁵ = 116651516503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2592255923 = 116651516535 / (1 + 1 + 6 + 6 + 5 + 1 + 5 + 1 + 6 + 5 + 3 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116651516539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1296127917 + ... + 1296128006.

It is an arithmetic number, because the mean of its divisors is an integer number (16849663506).

Almost surely, 2^116651516535 is an apocalyptic number.

116651516535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116651516535 is a deficient number, since it is larger than the sum of its proper divisors (85544445537).

116651516535 is a wasteful number, since it uses less digits than its factorization.

116651516535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2592255934 (or 2592255931 counting only the distinct ones).

The product of its digits is 405000, while the sum is 45.

The spelling of 116651516535 in words is "one hundred sixteen billion, six hundred fifty-one million, five hundred sixteen thousand, five hundred thirty-five".