22545403305156 has 96 divisors (see below), whose sum is σ = 59193314611200. Its totient is φ = 7419707511840.

The previous prime is 22545403305149. The next prime is 22545403305181. The reversal of 22545403305156 is 65150330454522.

22545403305156 is a `hidden beast` number, since 2 + 2 + 5 + 4 + 540 + 3 + 3 + 0 + 51 + 56 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337518121 + ... + 337584911.

It is an arithmetic number, because the mean of its divisors is an integer number (616597027200).

Almost surely, 2^{22545403305156} is an apocalyptic number.

It is an amenable number.

22545403305156 is an abundant number, since it is smaller than the sum of its proper divisors (36647911306044).

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

22545403305156 is a wasteful number, since it uses less digits than its factorization.

22545403305156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106446 (or 106438 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

Adding to 22545403305156 its reverse (65150330454522), we get a palindrome (87695733759678).

The spelling of 22545403305156 in words is "twenty-two trillion, five hundred forty-five billion, four hundred three million, three hundred five thousand, one hundred fifty-six".