22075634561 has 8 divisors (see below), whose sum is σ = 22408020960. Its totient is φ = 21743333568.

The previous prime is 22075634543. The next prime is 22075634617. The reversal of 22075634561 is 16543657022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22075634561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22075634521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663065 + ... + 695561.

It is an arithmetic number, because the mean of its divisors is an integer number (2801002620).

Almost surely, 2^22075634561 is an apocalyptic number.

It is an amenable number.

22075634561 is a deficient number, since it is larger than the sum of its proper divisors (332386399).

22075634561 is a wasteful number, since it uses less digits than its factorization.

22075634561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42703.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 22075634561 in words is "twenty-two billion, seventy-five million, six hundred thirty-four thousand, five hundred sixty-one".