23277792768 has 80 divisors (see below), whose sum is σ = 62424802176. Its totient is φ = 7707801600.

The previous prime is 23277792757. The next prime is 23277792773. The reversal of 23277792768 is 86729777232.

It is a super-2 number, since 2×23277792768² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181755 + ... + 282117.

Almost surely, 2^23277792768 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 23277792768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31212401088).

23277792768 is an abundant number, since it is smaller than the sum of its proper divisors (39147009408).

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

23277792768 is a wasteful number, since it uses less digits than its factorization.

23277792768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100535 (or 100519 counting only the distinct ones).

The product of its digits is 24893568, while the sum is 60.

The spelling of 23277792768 in words is "twenty-three billion, two hundred seventy-seven million, seven hundred ninety-two thousand, seven hundred sixty-eight".