23805023256 has 480 divisors, whose sum is σ = 81204203520. Its totient is φ = 6378341760.

The previous prime is 23805023239. The next prime is 23805023269. The reversal of 23805023256 is 65232050832.

23805023256 is a `hidden beast` number, since 2 + 380 + 5 + 0 + 23 + 256 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23805023256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 187441065 + ... + 187441191.

It is an arithmetic number, because the mean of its divisors is an integer number (169175424).

Almost surely, 2^23805023256 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 23805023256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40602101760).

23805023256 is an abundant number, since it is smaller than the sum of its proper divisors (57399180264).

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

23805023256 is a wasteful number, since it uses less digits than its factorization.

23805023256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 23805023256 in words is "twenty-three billion, eight hundred five million, twenty-three thousand, two hundred fifty-six".