22507840494000 has 240 divisors, whose sum is σ = 81523955778720. Its totient is φ = 6002090668800.

The previous prime is 22507840493993. The next prime is 22507840494001. The reversal of 22507840494000 is 49404870522.

22507840494000 is a `hidden beast` number, since 2 + 2 + 50 + 78 + 40 + 494 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (22507840494001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22670215 + ... + 23642214.

It is an arithmetic number, because the mean of its divisors is an integer number (339683149078).

Almost surely, 2^{22507840494000} is an apocalyptic number.

22507840494000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22507840494000 is an abundant number, since it is smaller than the sum of its proper divisors (59016115284720).

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

22507840494000 is an equidigital number, since it uses as much as digits as its factorization.

22507840494000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46312467 (or 46312439 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 22507840494000 in words is "twenty-two trillion, five hundred seven billion, eight hundred forty million, four hundred ninety-four thousand".