83922864664 has 32 divisors (see below), whose sum is σ = 157983836400. Its totient is φ = 41794099200.

The previous prime is 83922864653. The next prime is 83922864667. The reversal of 83922864664 is 46646822938.

It is a junction number, because it is equal to n+sod(n) for n = 83922864599 and 83922864608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83922864667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2704839 + ... + 2735689.

Almost surely, 2^83922864664 is an apocalyptic number.

It is an amenable number.

83922864664 is a deficient number, since it is larger than the sum of its proper divisors (74060971736).

83922864664 is a wasteful number, since it uses less digits than its factorization.

83922864664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32203 (or 32199 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 58.

The spelling of 83922864664 in words is "eighty-three billion, nine hundred twenty-two million, eight hundred sixty-four thousand, six hundred sixty-four".