22504849525257 has 8 divisors (see below), whose sum is σ = 32734326582240. Its totient is φ = 13639302742560.

The previous prime is 22504849525181. The next prime is 22504849525261. The reversal of 22504849525257 is 75252594840522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22504849525257 - 2³¹ = 22502702041609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22504849525257.

It is not an unprimeable number, because it can be changed into a prime (22504849525297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340982568532 + ... + 340982568597.

It is an arithmetic number, because the mean of its divisors is an integer number (4091790822780).

Almost surely, 2^{22504849525257} is an apocalyptic number.

It is an amenable number.

22504849525257 is a deficient number, since it is larger than the sum of its proper divisors (10229477056983).

22504849525257 is a wasteful number, since it uses less digits than its factorization.

22504849525257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681965137143.

The product of its (nonzero) digits is 80640000, while the sum is 60.

The spelling of 22504849525257 in words is "twenty-two trillion, five hundred four billion, eight hundred forty-nine million, five hundred twenty-five thousand, two hundred fifty-seven".