22988825891 has 2 divisors, whose sum is σ = 22988825892. Its totient is φ = 22988825890.

The previous prime is 22988825863. The next prime is 22988825929. The reversal of 22988825891 is 19852888922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22988825891 - 2¹⁴ = 22988809507 is a prime.

It is a super-2 number, since 2×22988825891² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22988824891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11494412945 + 11494412946.

It is an arithmetic number, because the mean of its divisors is an integer number (11494412946).

Almost surely, 2^22988825891 is an apocalyptic number.

22988825891 is a deficient number, since it is larger than the sum of its proper divisors (1).

22988825891 is an equidigital number, since it uses as much as digits as its factorization.

22988825891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13271040, while the sum is 62.

The spelling of 22988825891 in words is "twenty-two billion, nine hundred eighty-eight million, eight hundred twenty-five thousand, eight hundred ninety-one".