23029859388 has 24 divisors (see below), whose sum is σ = 53740132992. Its totient is φ = 7676077744.

The previous prime is 23029859327. The next prime is 23029859389. The reversal of 23029859388 is 88395892032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23029859389) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 133081 + ... + 252527.

It is an arithmetic number, because the mean of its divisors is an integer number (2239172208).

Almost surely, 2^23029859388 is an apocalyptic number.

It is an amenable number.

23029859388 is an abundant number, since it is smaller than the sum of its proper divisors (30710273604).

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

23029859388 is a wasteful number, since it uses less digits than its factorization.

23029859388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135521 (or 135519 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 23029859388 in words is "twenty-three billion, twenty-nine million, eight hundred fifty-nine thousand, three hundred eighty-eight".