22089649651 has 2 divisors, whose sum is σ = 22089649652. Its totient is φ = 22089649650.

The previous prime is 22089649541. The next prime is 22089649727. The reversal of 22089649651 is 15694698022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22089649651 - 2⁷ = 22089649523 is a prime.

It is not a weakly prime, because it can be changed into another prime (22089629651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11044824825 + 11044824826.

It is an arithmetic number, because the mean of its divisors is an integer number (11044824826).

Almost surely, 2^22089649651 is an apocalyptic number.

22089649651 is a deficient number, since it is larger than the sum of its proper divisors (1).

22089649651 is an equidigital number, since it uses as much as digits as its factorization.

22089649651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 22089649651 in words is "twenty-two billion, eighty-nine million, six hundred forty-nine thousand, six hundred fifty-one".