83862971136 has 144 divisors (see below), whose sum is σ = 283425945600. Its totient is φ = 23960835072.

The previous prime is 83862971069. The next prime is 83862971221. The reversal of 83862971136 is 63117926838.

83862971136 is a `hidden beast` number, since 8 + 3 + 8 + 629 + 7 + 1 + 1 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818256 + ... + 915023.

Almost surely, 2^83862971136 is an apocalyptic number.

It is an amenable number.

83862971136 is an abundant number, since it is smaller than the sum of its proper divisors (199562974464).

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

83862971136 is a wasteful number, since it uses less digits than its factorization.

83862971136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733311 (or 1733291 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The spelling of 83862971136 in words is "eighty-three billion, eight hundred sixty-two million, nine hundred seventy-one thousand, one hundred thirty-six".