22236413687 has 2 divisors, whose sum is σ = 22236413688. Its totient is φ = 22236413686.

The previous prime is 22236413663. The next prime is 22236413699. The reversal of 22236413687 is 78631463222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22236413687 - 2²⁰ = 22235365111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22236473687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11118206843 + 11118206844.

It is an arithmetic number, because the mean of its divisors is an integer number (11118206844).

Almost surely, 2^22236413687 is an apocalyptic number.

22236413687 is a deficient number, since it is larger than the sum of its proper divisors (1).

22236413687 is an equidigital number, since it uses as much as digits as its factorization.

22236413687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 44.

The spelling of 22236413687 in words is "twenty-two billion, two hundred thirty-six million, four hundred thirteen thousand, six hundred eighty-seven".