23459993500 has 48 divisors (see below), whose sum is σ = 53933312160. Its totient is φ = 8890099200.

The previous prime is 23459993467. The next prime is 23459993533. The reversal of 23459993500 is 539995432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23459993467) and next prime (23459993533).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225237 + ... + 1244236.

It is an arithmetic number, because the mean of its divisors is an integer number (1123610670).

Almost surely, 2^23459993500 is an apocalyptic number.

23459993500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23459993500 is an abundant number, since it is smaller than the sum of its proper divisors (30473318660).

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

23459993500 is a wasteful number, since it uses less digits than its factorization.

23459993500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469511 (or 2469499 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 49.

The spelling of 23459993500 in words is "twenty-three billion, four hundred fifty-nine million, nine hundred ninety-three thousand, five hundred".