68196113099 has 2 divisors, whose sum is σ = 68196113100. Its totient is φ = 68196113098.

The previous prime is 68196113053. The next prime is 68196113113. The reversal of 68196113099 is 99031169186.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68196113099 - 2²⁴ = 68179335883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68196113099.

It is not a weakly prime, because it can be changed into another prime (68196113009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34098056549 + 34098056550.

It is an arithmetic number, because the mean of its divisors is an integer number (34098056550).

Almost surely, 2^68196113099 is an apocalyptic number.

68196113099 is a deficient number, since it is larger than the sum of its proper divisors (1).

68196113099 is an equidigital number, since it uses as much as digits as its factorization.

68196113099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 53.

The spelling of 68196113099 in words is "sixty-eight billion, one hundred ninety-six million, one hundred thirteen thousand, ninety-nine".