104077686791 has 16 divisors (see below), whose sum is σ = 123112496640. Its totient is φ = 87058113120.

The previous prime is 104077686781. The next prime is 104077686809. The reversal of 104077686791 is 197686770401.

It is a cyclic number.

It is not a de Polignac number, because 104077686791 - 2²² = 104073492487 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 (104077686731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9154475 + ... + 9165836.

It is an arithmetic number, because the mean of its divisors is an integer number (7694531040).

Almost surely, 2^104077686791 is an apocalyptic number.

104077686791 is a deficient number, since it is larger than the sum of its proper divisors (19034809849).

104077686791 is a wasteful number, since it uses less digits than its factorization.

104077686791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18320366.

The product of its (nonzero) digits is 3556224, while the sum is 56.

The spelling of 104077686791 in words is "one hundred four billion, seventy-seven million, six hundred eighty-six thousand, seven hundred ninety-one".