22553240540 has 24 divisors (see below), whose sum is σ = 49854532560. Its totient is φ = 8546491008.

The previous prime is 22553240539. The next prime is 22553240561. The reversal of 22553240540 is 4504235522.

It is a junction number, because it is equal to n+sod(n) for n = 22553240497 and 22553240506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29674937 + ... + 29675696.

It is an arithmetic number, because the mean of its divisors is an integer number (2077272190).

Almost surely, 2^22553240540 is an apocalyptic number.

22553240540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22553240540 is an abundant number, since it is smaller than the sum of its proper divisors (27301292020).

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

22553240540 is a wasteful number, since it uses less digits than its factorization.

22553240540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59350661 (or 59350659 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 22553240540 in words is "twenty-two billion, five hundred fifty-three million, two hundred forty thousand, five hundred forty".