23506009400 has 24 divisors (see below), whose sum is σ = 54651472320. Its totient is φ = 9402403680.

The previous prime is 23506009379. The next prime is 23506009409. The reversal of 23506009400 is 490060532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23506009409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58764824 + ... + 58765223.

It is an arithmetic number, because the mean of its divisors is an integer number (2277144680).

Almost surely, 2^23506009400 is an apocalyptic number.

23506009400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23506009400 is an abundant number, since it is smaller than the sum of its proper divisors (31145462920).

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

23506009400 is a wasteful number, since it uses less digits than its factorization.

23506009400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117530063 (or 117530054 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 23506009400 its reverse (490060532), we get a palindrome (23996069932).

The spelling of 23506009400 in words is "twenty-three billion, five hundred six million, nine thousand, four hundred".