104659688569 has 2 divisors, whose sum is σ = 104659688570. Its totient is φ = 104659688568.

The previous prime is 104659688563. The next prime is 104659688599. The reversal of 104659688569 is 965886956401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68183654400 + 36476034169 = 261120^2 + 190987^2 .

It is a cyclic number.

It is not a de Polignac number, because 104659688569 - 2⁵ = 104659688537 is a prime.

It is a super-2 number, since 2×104659688569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104659688563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52329844284 + 52329844285.

It is an arithmetic number, because the mean of its divisors is an integer number (52329844285).

Almost surely, 2^104659688569 is an apocalyptic number.

It is an amenable number.

104659688569 is a deficient number, since it is larger than the sum of its proper divisors (1).

104659688569 is an equidigital number, since it uses as much as digits as its factorization.

104659688569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111974400, while the sum is 67.

The spelling of 104659688569 in words is "one hundred four billion, six hundred fifty-nine million, six hundred eighty-eight thousand, five hundred sixty-nine".