23239994464 has 12 divisors (see below), whose sum is σ = 45753739164. Its totient is φ = 11619997216.

The previous prime is 23239994461. The next prime is 23239994467. The reversal of 23239994464 is 46449993232.

It is an interprime number because it is at equal distance from previous prime (23239994461) and next prime (23239994467).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23239994461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363124882 + ... + 363124945.

It is an arithmetic number, because the mean of its divisors is an integer number (3812811597).

Almost surely, 2^23239994464 is an apocalyptic number.

It is an amenable number.

23239994464 is a deficient number, since it is larger than the sum of its proper divisors (22513744700).

23239994464 is an equidigital number, since it uses as much as digits as its factorization.

23239994464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726249837 (or 726249829 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 55.

The spelling of 23239994464 in words is "twenty-three billion, two hundred thirty-nine million, nine hundred ninety-four thousand, four hundred sixty-four".