77118022099 has 2 divisors, whose sum is σ = 77118022100. Its totient is φ = 77118022098.

The previous prime is 77118022067. The next prime is 77118022103. The reversal of 77118022099 is 99022081177.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77118022099 - 2⁵ = 77118022067 is a prime.

It is not a weakly prime, because it can be changed into another prime (77118022019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38559011049 + 38559011050.

It is an arithmetic number, because the mean of its divisors is an integer number (38559011050).

Almost surely, 2^77118022099 is an apocalyptic number.

77118022099 is a deficient number, since it is larger than the sum of its proper divisors (1).

77118022099 is an equidigital number, since it uses as much as digits as its factorization.

77118022099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 46.

The spelling of 77118022099 in words is "seventy-seven billion, one hundred eighteen million, twenty-two thousand, ninety-nine".