22554541200 has 120 divisors (see below), whose sum is σ = 74741198400. Its totient is φ = 5807137280.

The previous prime is 22554541199. The next prime is 22554541213. The reversal of 22554541200 is 214545522.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289260 + ... + 358859.

It is an arithmetic number, because the mean of its divisors is an integer number (622843320).

Almost surely, 2^22554541200 is an apocalyptic number.

22554541200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22554541200 is an abundant number, since it is smaller than the sum of its proper divisors (52186657200).

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

22554541200 is a wasteful number, since it uses less digits than its factorization.

22554541200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648169 (or 648158 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 22554541200 in words is "twenty-two billion, five hundred fifty-four million, five hundred forty-one thousand, two hundred".