8116104985599 has 16 divisors (see below), whose sum is σ = 11656074157952. Its totient is φ = 4993591936608.

The previous prime is 8116104985589. The next prime is 8116104985621. The reversal of 8116104985599 is 9955894016118.

It is a de Polignac number, because none of the positive numbers 2^k-8116104985599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8116104985519) 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, 19251469 + ... + 19668534.

It is an arithmetic number, because the mean of its divisors is an integer number (728504634872).

Almost surely, 2^{8116104985599} is an apocalyptic number.

8116104985599 is a deficient number, since it is larger than the sum of its proper divisors (3539969172353).

8116104985599 is a wasteful number, since it uses less digits than its factorization.

8116104985599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38925366.

The product of its (nonzero) digits is 27993600, while the sum is 66.

The spelling of 8116104985599 in words is "eight trillion, one hundred sixteen billion, one hundred four million, nine hundred eighty-five thousand, five hundred ninety-nine".