22766757679 has 2 divisors, whose sum is σ = 22766757680. Its totient is φ = 22766757678.

The previous prime is 22766757677. The next prime is 22766757773. The reversal of 22766757679 is 97675766722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22766757679 - 2¹ = 22766757677 is a prime.

Together with 22766757677, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22766757679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22766757677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11383378839 + 11383378840.

It is an arithmetic number, because the mean of its divisors is an integer number (11383378840).

Almost surely, 2^22766757679 is an apocalyptic number.

22766757679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22766757679 is an equidigital number, since it uses as much as digits as its factorization.

22766757679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93350880, while the sum is 64.

The spelling of 22766757679 in words is "twenty-two billion, seven hundred sixty-six million, seven hundred fifty-seven thousand, six hundred seventy-nine".