104512945689 has 12 divisors (see below), whose sum is σ = 151064277156. Its totient is φ = 69628620192.

The previous prime is 104512945687. The next prime is 104512945721. The reversal of 104512945689 is 986549215401.

104512945689 is a `hidden beast` number, since 1 + 0 + 4 + 51 + 29 + 4 + 568 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 89039576025 + 15473369664 = 298395^2 + 124392^2 .

It is not a de Polignac number, because 104512945689 - 2¹ = 104512945687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104512945687) 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, 3875562 + ... + 3902435.

It is an arithmetic number, because the mean of its divisors is an integer number (12588689763).

Almost surely, 2^104512945689 is an apocalyptic number.

It is an amenable number.

104512945689 is a deficient number, since it is larger than the sum of its proper divisors (46551331467).

104512945689 is a wasteful number, since it uses less digits than its factorization.

104512945689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7779496 (or 7779493 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The spelling of 104512945689 in words is "one hundred four billion, five hundred twelve million, nine hundred forty-five thousand, six hundred eighty-nine".