22899943679 has 2 divisors, whose sum is σ = 22899943680. Its totient is φ = 22899943678.

The previous prime is 22899943657. The next prime is 22899943739. The reversal of 22899943679 is 97634999822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22899943679 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22899943609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11449971839 + 11449971840.

It is an arithmetic number, because the mean of its divisors is an integer number (11449971840).

Almost surely, 2^22899943679 is an apocalyptic number.

22899943679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22899943679 is an equidigital number, since it uses as much as digits as its factorization.

22899943679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105815808, while the sum is 68.

The spelling of 22899943679 in words is "twenty-two billion, eight hundred ninety-nine million, nine hundred forty-three thousand, six hundred seventy-nine".