423846694199 has 4 divisors (see below), whose sum is σ = 423856377840. Its totient is φ = 423837010560.

The previous prime is 423846694181. The next prime is 423846694207. The reversal of 423846694199 is 991496648324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423846694199 - 2²⁰ = 423845645623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423846694169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4775867 + ... + 4863804.

It is an arithmetic number, because the mean of its divisors is an integer number (105964094460).

Almost surely, 2^423846694199 is an apocalyptic number.

423846694199 is a deficient number, since it is larger than the sum of its proper divisors (9683641).

423846694199 is an equidigital number, since it uses as much as digits as its factorization.

423846694199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9683640.

The product of its digits is 80621568, while the sum is 65.

The spelling of 423846694199 in words is "four hundred twenty-three billion, eight hundred forty-six million, six hundred ninety-four thousand, one hundred ninety-nine".