22501791052 has 48 divisors (see below), whose sum is σ = 43472467584. Its totient is φ = 10124928000.

The previous prime is 22501790977. The next prime is 22501791097. The reversal of 22501791052 is 25019710522.

It is a junction number, because it is equal to n+sod(n) for n = 22501790999 and 22501791017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3986152 + ... + 3991792.

It is an arithmetic number, because the mean of its divisors is an integer number (905676408).

Almost surely, 2^22501791052 is an apocalyptic number.

It is an amenable number.

22501791052 is a deficient number, since it is larger than the sum of its proper divisors (20970676532).

22501791052 is a wasteful number, since it uses less digits than its factorization.

22501791052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7568 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 22501791052 in words is "twenty-two billion, five hundred one million, seven hundred ninety-one thousand, fifty-two".