23776533880 has 384 divisors, whose sum is σ = 66809836800. Its totient is φ = 7560622080.

The previous prime is 23776533827. The next prime is 23776533919. The reversal of 23776533880 is 8833567732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 104742327 + ... + 104742553.

It is an arithmetic number, because the mean of its divisors is an integer number (173983950).

Almost surely, 2^23776533880 is an apocalyptic number.

23776533880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23776533880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33404918400).

23776533880 is an abundant number, since it is smaller than the sum of its proper divisors (43033302920).

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

23776533880 is a wasteful number, since it uses less digits than its factorization.

23776533880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 23776533880 in words is "twenty-three billion, seven hundred seventy-six million, five hundred thirty-three thousand, eight hundred eighty".