23777777339 has 2 divisors, whose sum is σ = 23777777340. Its totient is φ = 23777777338.

The previous prime is 23777777323. The next prime is 23777777351. The reversal of 23777777339 is 93377777732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23777777339 - 2⁴ = 23777777323 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23777777399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11888888669 + 11888888670.

It is an arithmetic number, because the mean of its divisors is an integer number (11888888670).

Almost surely, 2^23777777339 is an apocalyptic number.

23777777339 is a deficient number, since it is larger than the sum of its proper divisors (1).

23777777339 is an equidigital number, since it uses as much as digits as its factorization.

23777777339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57177414, while the sum is 62.

The spelling of 23777777339 in words is "twenty-three billion, seven hundred seventy-seven million, seven hundred seventy-seven thousand, three hundred thirty-nine".