22343443120400 has 60 divisors (see below), whose sum is σ = 53694966635892. Its totient is φ = 8934905733120.

The previous prime is 22343443120363. The next prime is 22343443120477. The reversal of 22343443120400 is 402134434322.

It can be written as a sum of positive squares in 6 ways, for example, as 5647524108304 + 16695919012096 = 2376452^2 + 4086064^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6274877 + ... + 9168476.

Almost surely, 2^{22343443120400} is an apocalyptic number.

22343443120400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22343443120400 is an abundant number, since it is smaller than the sum of its proper divisors (31351523515492).

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

22343443120400 is a wasteful number, since it uses less digits than its factorization.

22343443120400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15446988 (or 15446977 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 22343443120400 its reverse (402134434322), we get a palindrome (22745577554722).

The spelling of 22343443120400 in words is "twenty-two trillion, three hundred forty-three billion, four hundred forty-three million, one hundred twenty thousand, four hundred".