23044001400420 has 768 divisors, whose sum is σ = 89170123456512. Its totient is φ = 4291087933440.

The previous prime is 23044001400401. The next prime is 23044001400451. The reversal of 23044001400420 is 2400410044032.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1028876662 + ... + 1028899058.

It is an arithmetic number, because the mean of its divisors is an integer number (116106931584).

Almost surely, 2^{23044001400420} is an apocalyptic number.

23044001400420 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 23044001400420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44585061728256).

23044001400420 is an abundant number, since it is smaller than the sum of its proper divisors (66126122056092).

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

23044001400420 is a wasteful number, since it uses less digits than its factorization.

23044001400420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22940 (or 22938 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 23044001400420 its reverse (2400410044032), we get a palindrome (25444411444452).

The spelling of 23044001400420 in words is "twenty-three trillion, forty-four billion, one million, four hundred thousand, four hundred twenty".