23864939448 has 64 divisors (see below), whose sum is σ = 68538927360. Its totient is φ = 6783215616.

The previous prime is 23864939411. The next prime is 23864939459. The reversal of 23864939448 is 84493946832.

It is a junction number, because it is equal to n+sod(n) for n = 23864939391 and 23864939400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335590 + ... + 400437.

It is an arithmetic number, because the mean of its divisors is an integer number (1070920740).

Almost surely, 2^23864939448 is an apocalyptic number.

23864939448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23864939448 is an abundant number, since it is smaller than the sum of its proper divisors (44673987912).

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

23864939448 is a wasteful number, since it uses less digits than its factorization.

23864939448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736236 (or 736232 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 60.

The spelling of 23864939448 in words is "twenty-three billion, eight hundred sixty-four million, nine hundred thirty-nine thousand, four hundred forty-eight".