23044111400400 has 240 divisors, whose sum is σ = 74930262680064. Its totient is φ = 6052527613440.

The previous prime is 23044111400389. The next prime is 23044111400441. The reversal of 23044111400400 is 400411144032.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741835269 + ... + 741866331.

Almost surely, 2^{23044111400400} is an apocalyptic number.

23044111400400 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 23044111400400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37465131340032).

23044111400400 is an abundant number, since it is smaller than the sum of its proper divisors (51886151279664).

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

23044111400400 is a wasteful number, since it uses less digits than its factorization.

23044111400400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40378 (or 40367 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 23044111400400 its reverse (400411144032), we get a palindrome (23444522544432).

The spelling of 23044111400400 in words is "twenty-three trillion, forty-four billion, one hundred eleven million, four hundred thousand, four hundred".