22401352322400 has 144 divisors (see below), whose sum is σ = 77205602056464. Its totient is φ = 5622300180480.

The previous prime is 22401352322387. The next prime is 22401352322429. The reversal of 22401352322400 is 422325310422.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274485577 + ... + 274567176.

It is an arithmetic number, because the mean of its divisors is an integer number (536150014281).

Almost surely, 2^{22401352322400} is an apocalyptic number.

22401352322400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22401352322400 is an abundant number, since it is smaller than the sum of its proper divisors (54804249734064).

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

22401352322400 is a wasteful number, since it uses less digits than its factorization.

22401352322400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549052793 (or 549052780 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 22401352322400 its reverse (422325310422), we get a palindrome (22823677632822).

The spelling of 22401352322400 in words is "twenty-two trillion, four hundred one billion, three hundred fifty-two million, three hundred twenty-two thousand, four hundred".