426606240199 has 2 divisors, whose sum is σ = 426606240200. Its totient is φ = 426606240198.

The previous prime is 426606240191. The next prime is 426606240301. The reversal of 426606240199 is 991042606624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426606240199 - 2³ = 426606240191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426606240191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213303120099 + 213303120100.

It is an arithmetic number, because the mean of its divisors is an integer number (213303120100).

Almost surely, 2^426606240199 is an apocalyptic number.

426606240199 is a deficient number, since it is larger than the sum of its proper divisors (1).

426606240199 is an equidigital number, since it uses as much as digits as its factorization.

426606240199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 426606240199 in words is "four hundred twenty-six billion, six hundred six million, two hundred forty thousand, one hundred ninety-nine".