22956993828449 has 4 divisors (see below), whose sum is σ = 23271473196036. Its totient is φ = 22642514460864.

The previous prime is 22956993828427. The next prime is 22956993828451. The reversal of 22956993828449 is 94482839965922.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12648123216400 + 10308870612049 = 3556420^2 + 3210743^2 .

It is a cyclic number.

It is not a de Polignac number, because 22956993828449 - 2¹² = 22956993824353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22956993878449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157239683684 + ... + 157239683829.

It is an arithmetic number, because the mean of its divisors is an integer number (5817868299009).

Almost surely, 2^{22956993828449} is an apocalyptic number.

It is an amenable number.

22956993828449 is a deficient number, since it is larger than the sum of its proper divisors (314479367587).

22956993828449 is an equidigital number, since it uses as much as digits as its factorization.

22956993828449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314479367586.

The product of its digits is 4837294080, while the sum is 80.

The spelling of 22956993828449 in words is "twenty-two trillion, nine hundred fifty-six billion, nine hundred ninety-three million, eight hundred twenty-eight thousand, four hundred forty-nine".