116138638659 has 16 divisors (see below), whose sum is σ = 163997086752. Its totient is φ = 72855011328.

The previous prime is 116138638541. The next prime is 116138638661. The reversal of 116138638659 is 956836831611.

It is not a de Polignac number, because 116138638659 - 2¹⁶ = 116138573123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116138638599 and 116138638608.

It is not an unprimeable number, because it can be changed into a prime (116138638859) 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, 22134 + ... + 482459.

It is an arithmetic number, because the mean of its divisors is an integer number (10249817922).

Almost surely, 2^116138638659 is an apocalyptic number.

116138638659 is a deficient number, since it is larger than the sum of its proper divisors (47858448093).

116138638659 is a wasteful number, since it uses less digits than its factorization.

116138638659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509126.

The product of its digits is 5598720, while the sum is 57.

The spelling of 116138638659 in words is "one hundred sixteen billion, one hundred thirty-eight million, six hundred thirty-eight thousand, six hundred fifty-nine".