23929902072 has 48 divisors (see below), whose sum is σ = 64819853280. Its totient is φ = 7975440000.

The previous prime is 23929902067. The next prime is 23929902077. The reversal of 23929902072 is 27020992932.

It is an interprime number because it is at equal distance from previous prime (23929902067) and next prime (23929902077).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23929902077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 551572 + ... + 593372.

It is an arithmetic number, because the mean of its divisors is an integer number (1350413610).

Almost surely, 2^23929902072 is an apocalyptic number.

It is an amenable number.

23929902072 is an abundant number, since it is smaller than the sum of its proper divisors (40889951208).

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

23929902072 is a wasteful number, since it uses less digits than its factorization.

23929902072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49764 (or 49757 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 23929902072 in words is "twenty-three billion, nine hundred twenty-nine million, nine hundred two thousand, seventy-two".