23003663200 has 144 divisors (see below), whose sum is σ = 64428376320. Its totient is φ = 7856478720.

The previous prime is 23003663191. The next prime is 23003663201. The reversal of 23003663200 is 236630032.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23003663201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1464991 + ... + 1480609.

It is an arithmetic number, because the mean of its divisors is an integer number (447419280).

Almost surely, 2^23003663200 is an apocalyptic number.

23003663200 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 23003663200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32214188160).

23003663200 is an abundant number, since it is smaller than the sum of its proper divisors (41424713120).

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

23003663200 is a wasteful number, since it uses less digits than its factorization.

23003663200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15909 (or 15896 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

The spelling of 23003663200 in words is "twenty-three billion, three million, six hundred sixty-three thousand, two hundred".