83986065936 has 60 divisors (see below), whose sum is σ = 235064356332. Its totient is φ = 27992971008.

The previous prime is 83986065893. The next prime is 83986065941. The reversal of 83986065936 is 63956068938.

83986065936 is a `hidden beast` number, since 8 + 39 + 8 + 6 + 0 + 6 + 593 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 35893575936 + 48092490000 = 189456^2 + 219300^2 .

It is a super-2 number, since 2×83986065936² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2726010 + ... + 2756646.

Almost surely, 2^83986065936 is an apocalyptic number.

It is an amenable number.

83986065936 is an abundant number, since it is smaller than the sum of its proper divisors (151078290396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83986065936 is a wasteful number, since it uses less digits than its factorization.

83986065936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49688 (or 49679 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 63.

The spelling of 83986065936 in words is "eighty-three billion, nine hundred eighty-six million, sixty-five thousand, nine hundred thirty-six".