23204680821504 has 432 divisors, whose sum is σ = 82897146696000. Its totient is φ = 6078834376704.

The previous prime is 23204680821503. The next prime is 23204680821521. The reversal of 23204680821504 is 40512808640232.

23204680821504 is a `hidden beast` number, since 2 + 3 + 2 + 0 + 4 + 68 + 0 + 82 + 1 + 504 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 23204680821504.

It is not an unprimeable number, because it can be changed into a prime (23204680821503) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30868542 + ... + 31611330.

Almost surely, 2^{23204680821504} is an apocalyptic number.

23204680821504 is a gapful number since it is divisible by the number (24) 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 23204680821504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41448573348000).

23204680821504 is an abundant number, since it is smaller than the sum of its proper divisors (59692465874496).

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

23204680821504 is a wasteful number, since it uses less digits than its factorization.

23204680821504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742980 (or 742963 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 23204680821504 in words is "twenty-three trillion, two hundred four billion, six hundred eighty million, eight hundred twenty-one thousand, five hundred four".