2685932198099 has 2 divisors, whose sum is σ = 2685932198100. Its totient is φ = 2685932198098.

The previous prime is 2685932198093. The next prime is 2685932198141. The reversal of 2685932198099 is 9908912395862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2685932198099 - 2²⁰ = 2685931149523 is a prime.

It is not a weakly prime, because it can be changed into another prime (2685932198093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1342966099049 + 1342966099050.

It is an arithmetic number, because the mean of its divisors is an integer number (1342966099050).

Almost surely, 2^{2685932198099} is an apocalyptic number.

2685932198099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2685932198099 is an equidigital number, since it uses as much as digits as its factorization.

2685932198099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151165440, while the sum is 71.

The spelling of 2685932198099 in words is "two trillion, six hundred eighty-five billion, nine hundred thirty-two million, one hundred ninety-eight thousand, ninety-nine".