23904449712 has 240 divisors, whose sum is σ = 79071501600. Its totient is φ = 6685585920.

The previous prime is 23904449693. The next prime is 23904449729. The reversal of 23904449712 is 21794440932.

23904449712 is a `hidden beast` number, since 23 + 90 + 44 + 497 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3476614 + ... + 3483482.

It is an arithmetic number, because the mean of its divisors is an integer number (329464590).

Almost surely, 2^23904449712 is an apocalyptic number.

23904449712 is a gapful number since it is divisible by the number (22) 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 23904449712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39535750800).

23904449712 is an abundant number, since it is smaller than the sum of its proper divisors (55167051888).

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

23904449712 is a wasteful number, since it uses less digits than its factorization.

23904449712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933 (or 6898 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 23904449712 in words is "twenty-three billion, nine hundred four million, four hundred forty-nine thousand, seven hundred twelve".