23399040000 has 440 divisors, whose sum is σ = 89118323008. Its totient is φ = 5345280000.

The previous prime is 23399039969. The next prime is 23399040053. The reversal of 23399040000 is 4099332.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 23399040000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13439130 + ... + 13440870.

Almost surely, 2^23399040000 is an apocalyptic number.

23399040000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23399040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44559161504).

23399040000 is an abundant number, since it is smaller than the sum of its proper divisors (65719283008).

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

23399040000 is an equidigital number, since it uses as much as digits as its factorization.

23399040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791 (or 1758 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 30.

The spelling of 23399040000 in words is "twenty-three billion, three hundred ninety-nine million, forty thousand".