299995426319 has 2 divisors, whose sum is σ = 299995426320. Its totient is φ = 299995426318.

The previous prime is 299995426309. The next prime is 299995426321. The reversal of 299995426319 is 913624599992.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 299995426319 - 2⁸ = 299995426063 is a prime.

It is a super-2 number, since 2×299995426319² (a number of 24 digits) contains 22 as substring.

Together with 299995426321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299995426309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149997713159 + 149997713160.

It is an arithmetic number, because the mean of its divisors is an integer number (149997713160).

Almost surely, 2^299995426319 is an apocalyptic number.

299995426319 is a deficient number, since it is larger than the sum of its proper divisors (1).

299995426319 is an equidigital number, since it uses as much as digits as its factorization.

299995426319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85030560, while the sum is 68.

The spelling of 299995426319 in words is "two hundred ninety-nine billion, nine hundred ninety-five million, four hundred twenty-six thousand, three hundred nineteen".