23344013221400 has 192 divisors, whose sum is σ = 55046544965280. Its totient is φ = 9205810790400.

The previous prime is 23344013221369. The next prime is 23344013221433. The reversal of 23344013221400 is 412231044332.

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, 5974918247 + ... + 5974922153.

Almost surely, 2^{23344013221400} is an apocalyptic number.

23344013221400 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 23344013221400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27523272482640).

23344013221400 is an abundant number, since it is smaller than the sum of its proper divisors (31702531743880).

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

23344013221400 is a wasteful number, since it uses less digits than its factorization.

23344013221400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374 (or 5365 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 23344013221400 its reverse (412231044332), we get a palindrome (23756244265732).

The spelling of 23344013221400 in words is "twenty-three trillion, three hundred forty-four billion, thirteen million, two hundred twenty-one thousand, four hundred".