22554210400000 has 108 divisors (see below), whose sum is σ = 56271798390024. Its totient is φ = 9021683840000.

The previous prime is 22554210399943. The next prime is 22554210400049. The reversal of 22554210400000 is 401245522.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 13296382 + ... + 14896381.

It is an arithmetic number, because the mean of its divisors is an integer number (521035170278).

Almost surely, 2^{22554210400000} is an apocalyptic number.

22554210400000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22554210400000 is an abundant number, since it is smaller than the sum of its proper divisors (33717587990024).

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

22554210400000 is an frugal number, since it uses more digits than its factorization.

22554210400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28192804 (or 28192770 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 22554210400000 its reverse (401245522), we get a palindrome (22554611645522).

The spelling of 22554210400000 in words is "twenty-two trillion, five hundred fifty-four billion, two hundred ten million, four hundred thousand".