23842166779 has 2 divisors, whose sum is σ = 23842166780. Its totient is φ = 23842166778.

The previous prime is 23842166771. The next prime is 23842166809. The reversal of 23842166779 is 97766124832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23842166779 - 2³ = 23842166771 is a prime.

It is not a weakly prime, because it can be changed into another prime (23842166771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11921083389 + 11921083390.

It is an arithmetic number, because the mean of its divisors is an integer number (11921083390).

Almost surely, 2^23842166779 is an apocalyptic number.

23842166779 is a deficient number, since it is larger than the sum of its proper divisors (1).

23842166779 is an equidigital number, since it uses as much as digits as its factorization.

23842166779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 55.

The spelling of 23842166779 in words is "twenty-three billion, eight hundred forty-two million, one hundred sixty-six thousand, seven hundred seventy-nine".