2068106399 has 2 divisors, whose sum is σ = 2068106400. Its totient is φ = 2068106398.

The previous prime is 2068106311. The next prime is 2068106431. The reversal of 2068106399 is 9936018602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2068106399 - 2²⁴ = 2051329183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2068106309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034053199 + 1034053200.

It is an arithmetic number, because the mean of its divisors is an integer number (1034053200).

Almost surely, 2^2068106399 is an apocalyptic number.

2068106399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2068106399 is an equidigital number, since it uses as much as digits as its factorization.

2068106399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 2068106399 is about 45476.4378442287. The cubic root of 2068106399 is about 1274.0631639659.

The spelling of 2068106399 in words is "two billion, sixty-eight million, one hundred six thousand, three hundred ninety-nine".