92691993609 has 12 divisors (see below), whose sum is σ = 133924581700. Its totient is φ = 61777979424.

The previous prime is 92691993607. The next prime is 92691993613. The reversal of 92691993609 is 90639919629.

92691993609 is a `hidden beast` number, since 9 + 2 + 6 + 9 + 19 + 9 + 3 + 609 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 58264304400 + 34427689209 = 241380^2 + 185547^2 .

It is not a de Polignac number, because 92691993609 - 2¹ = 92691993607 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (92691993607) 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, 1355014 + ... + 1421775.

Almost surely, 2^92691993609 is an apocalyptic number.

It is an amenable number.

92691993609 is a deficient number, since it is larger than the sum of its proper divisors (41232588091).

92691993609 is a wasteful number, since it uses less digits than its factorization.

92691993609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780504 (or 2780501 counting only the distinct ones).

The product of its (nonzero) digits is 12754584, while the sum is 63.

The spelling of 92691993609 in words is "ninety-two billion, six hundred ninety-one million, nine hundred ninety-three thousand, six hundred nine".