23425400000 has 84 divisors (see below), whose sum is σ = 58102749936. Its totient is φ = 9370080000.

The previous prime is 23425399997. The next prime is 23425400021. The reversal of 23425400000 is 452432.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141437 + ... + 258563.

It is an arithmetic number, because the mean of its divisors is an integer number (691699404).

Almost surely, 2^23425400000 is an apocalyptic number.

23425400000 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 23425400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29051374968).

23425400000 is an abundant number, since it is smaller than the sum of its proper divisors (34677349936).

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

23425400000 is an frugal number, since it uses more digits than its factorization.

23425400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117164 (or 117134 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

Adding to 23425400000 its reverse (452432), we get a palindrome (23425852432).

The spelling of 23425400000 in words is "twenty-three billion, four hundred twenty-five million, four hundred thousand".