92787876864 has 220 divisors, whose sum is σ = 277714590384. Its totient is φ = 30858817536.

The previous prime is 92787876803. The next prime is 92787876877. The reversal of 92787876864 is 46867878729.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 92787876792 and 92787876801.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46696479 + ... + 46698465.

Almost surely, 2^92787876864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 92787876864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138857295192).

92787876864 is an abundant number, since it is smaller than the sum of its proper divisors (184926713520).

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

92787876864 is a wasteful number, since it uses less digits than its factorization.

92787876864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582 (or 2555 counting only the distinct ones).

The product of its digits is 455196672, while the sum is 72.

The spelling of 92787876864 in words is "ninety-two billion, seven hundred eighty-seven million, eight hundred seventy-six thousand, eight hundred sixty-four".