22525346563 has 4 divisors (see below), whose sum is σ = 22579106760. Its totient is φ = 22471586368.

The previous prime is 22525346549. The next prime is 22525346603. The reversal of 22525346563 is 36564352522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22525346563 - 2¹³ = 22525338371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22525347563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 26879470 + ... + 26880307.

It is an arithmetic number, because the mean of its divisors is an integer number (5644776690).

Almost surely, 2^22525346563 is an apocalyptic number.

22525346563 is a deficient number, since it is larger than the sum of its proper divisors (53760197).

22525346563 is an equidigital number, since it uses as much as digits as its factorization.

22525346563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53760196.

The product of its digits is 1296000, while the sum is 43.

The spelling of 22525346563 in words is "twenty-two billion, five hundred twenty-five million, three hundred forty-six thousand, five hundred sixty-three".