426198801659 has 2 divisors, whose sum is σ = 426198801660. Its totient is φ = 426198801658.

The previous prime is 426198801557. The next prime is 426198801683. The reversal of 426198801659 is 956108891624.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426198801659 - 2⁸ = 426198801403 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 426198801598 and 426198801607.

It is not a weakly prime, because it can be changed into another prime (426198831659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213099400829 + 213099400830.

It is an arithmetic number, because the mean of its divisors is an integer number (213099400830).

Almost surely, 2^426198801659 is an apocalyptic number.

426198801659 is a deficient number, since it is larger than the sum of its proper divisors (1).

426198801659 is an equidigital number, since it uses as much as digits as its factorization.

426198801659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 426198801659 in words is "four hundred twenty-six billion, one hundred ninety-eight million, eight hundred one thousand, six hundred fifty-nine".