68425699 has 2 divisors, whose sum is σ = 68425700. Its totient is φ = 68425698.

The previous prime is 68425661. The next prime is 68425723. The reversal of 68425699 is 99652486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68425699 - 2⁷ = 68425571 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68425619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34212849 + 34212850.

It is an arithmetic number, because the mean of its divisors is an integer number (34212850).

Almost surely, 2^68425699 is an apocalyptic number.

68425699 is a deficient number, since it is larger than the sum of its proper divisors (1).

68425699 is an equidigital number, since it uses as much as digits as its factorization.

68425699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 49.

The square root of 68425699 is about 8271.9827731929. The cubic root of 68425699 is about 409.0154823438.

The spelling of 68425699 in words is "sixty-eight million, four hundred twenty-five thousand, six hundred ninety-nine".