22756364641 has 8 divisors (see below), whose sum is σ = 23774149800. Its totient is φ = 21754118400.

The previous prime is 22756364627. The next prime is 22756364647. The reversal of 22756364641 is 14646365722.

It can be written as a sum of positive squares in 4 ways, for example, as 16204271616 + 6552093025 = 127296^2 + 80945^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22756364641 - 2¹⁷ = 22756233569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22756364591 and 22756364600.

It is not an unprimeable number, because it can be changed into a prime (22756364647) 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, 3881736 + ... + 3887593.

It is an arithmetic number, because the mean of its divisors is an integer number (2971768725).

Almost surely, 2^22756364641 is an apocalyptic number.

It is an amenable number.

22756364641 is a deficient number, since it is larger than the sum of its proper divisors (1017785159).

22756364641 is a wasteful number, since it uses less digits than its factorization.

22756364641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7769459.

The product of its digits is 1451520, while the sum is 46.

The spelling of 22756364641 in words is "twenty-two billion, seven hundred fifty-six million, three hundred sixty-four thousand, six hundred forty-one".