22041552565 has 16 divisors (see below), whose sum is σ = 26656105392. Its totient is φ = 17495875584.

The previous prime is 22041552557. The next prime is 22041552607. The reversal of 22041552565 is 56525514022.

It can be written as a sum of positive squares in 8 ways, for example, as 1201454244 + 20840098321 = 34662^2 + 144361^2 .

It is a cyclic number.

It is not a de Polignac number, because 22041552565 - 2³ = 22041552557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1621477 + ... + 1635013.

It is an arithmetic number, because the mean of its divisors is an integer number (1666006587).

Almost surely, 2^22041552565 is an apocalyptic number.

It is an amenable number.

22041552565 is a deficient number, since it is larger than the sum of its proper divisors (4614552827).

22041552565 is a wasteful number, since it uses less digits than its factorization.

22041552565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16056.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 22041552565 in words is "twenty-two billion, forty-one million, five hundred fifty-two thousand, five hundred sixty-five".