22663331297 has 4 divisors (see below), whose sum is σ = 22672121520. Its totient is φ = 22654541076.

The previous prime is 22663331263. The next prime is 22663331371. The reversal of 22663331297 is 79213336622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22663331297 - 2¹⁴ = 22663314913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22663331237) 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, 4391243 + ... + 4396400.

It is an arithmetic number, because the mean of its divisors is an integer number (5668030380).

Almost surely, 2^22663331297 is an apocalyptic number.

It is an amenable number.

22663331297 is a deficient number, since it is larger than the sum of its proper divisors (8790223).

22663331297 is an equidigital number, since it uses as much as digits as its factorization.

22663331297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8790222.

The product of its digits is 489888, while the sum is 44.

The spelling of 22663331297 in words is "twenty-two billion, six hundred sixty-three million, three hundred thirty-one thousand, two hundred ninety-seven".