22245344040000 has 140 divisors (see below), whose sum is σ = 73548298373264. Its totient is φ = 5932091712000.

The previous prime is 22245344039993. The next prime is 22245344040041. The reversal of 22245344040000 is 4044354222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22245344040000.

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 19 ways as a sum of consecutive naturals, for example, 92568934 + ... + 92808933.

Almost surely, 2^{22245344040000} is an apocalyptic number.

22245344040000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22245344040000 is an abundant number, since it is smaller than the sum of its proper divisors (51302954333264).

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

22245344040000 is an equidigital number, since it uses as much as digits as its factorization.

22245344040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185377902 (or 185377877 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 22245344040000 its reverse (4044354222), we get a palindrome (22249388394222).

The spelling of 22245344040000 in words is "twenty-two trillion, two hundred forty-five billion, three hundred forty-four million, forty thousand".