77799342223 has 2 divisors, whose sum is σ = 77799342224. Its totient is φ = 77799342222.

The previous prime is 77799342211. The next prime is 77799342319. The reversal of 77799342223 is 32224399777.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77799342223 - 2²⁵ = 77765787791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77799345223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38899671111 + 38899671112.

It is an arithmetic number, because the mean of its divisors is an integer number (38899671112).

Almost surely, 2^77799342223 is an apocalyptic number.

77799342223 is a deficient number, since it is larger than the sum of its proper divisors (1).

77799342223 is an equidigital number, since it uses as much as digits as its factorization.

77799342223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504, while the sum is 55.

The spelling of 77799342223 in words is "seventy-seven billion, seven hundred ninety-nine million, three hundred forty-two thousand, two hundred twenty-three".