23304430436280 has 256 divisors, whose sum is σ = 80298140590080. Its totient is φ = 5300267802624.

The previous prime is 23304430436279. The next prime is 23304430436299. The reversal of 23304430436280 is 8263403440332.

It is a happy number.

It is a super-2 number, since 2×23304430436280² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 400273732 + ... + 400331948.

It is an arithmetic number, because the mean of its divisors is an integer number (313664611680).

Almost surely, 2^{23304430436280} is an apocalyptic number.

23304430436280 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 23304430436280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40149070295040).

23304430436280 is an abundant number, since it is smaller than the sum of its proper divisors (56993710153800).

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

23304430436280 is a wasteful number, since it uses less digits than its factorization.

23304430436280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60598 (or 60594 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 42.

The spelling of 23304430436280 in words is "twenty-three trillion, three hundred four billion, four hundred thirty million, four hundred thirty-six thousand, two hundred eighty".