23233777280 has 256 divisors, whose sum is σ = 65435040000. Its totient is φ = 7884656640.

The previous prime is 23233777249. The next prime is 23233777291. The reversal of 23233777280 is 8277733232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23927195 + ... + 23928165.

It is an arithmetic number, because the mean of its divisors is an integer number (255605625).

Almost surely, 2^23233777280 is an apocalyptic number.

23233777280 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 23233777280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32717520000).

23233777280 is an abundant number, since it is smaller than the sum of its proper divisors (42201262720).

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

23233777280 is an equidigital number, since it uses as much as digits as its factorization.

23233777280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1094 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 23233777280 in words is "twenty-three billion, two hundred thirty-three million, seven hundred seventy-seven thousand, two hundred eighty".