22809650687 has 2 divisors, whose sum is σ = 22809650688. Its totient is φ = 22809650686.

The previous prime is 22809650683. The next prime is 22809650711. The reversal of 22809650687 is 78605690822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22809650687 - 2² = 22809650683 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22809650683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11404825343 + 11404825344.

It is an arithmetic number, because the mean of its divisors is an integer number (11404825344).

Almost surely, 2^22809650687 is an apocalyptic number.

22809650687 is a deficient number, since it is larger than the sum of its proper divisors (1).

22809650687 is an equidigital number, since it uses as much as digits as its factorization.

22809650687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 22809650687 in words is "twenty-two billion, eight hundred nine million, six hundred fifty thousand, six hundred eighty-seven".