426844271879 has 2 divisors, whose sum is σ = 426844271880. Its totient is φ = 426844271878.

The previous prime is 426844271831. The next prime is 426844271947. The reversal of 426844271879 is 978172448624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426844271879 - 2¹² = 426844267783 is a prime.

It is a super-3 number, since 3×426844271879³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426844277879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213422135939 + 213422135940.

It is an arithmetic number, because the mean of its divisors is an integer number (213422135940).

Almost surely, 2^426844271879 is an apocalyptic number.

426844271879 is a deficient number, since it is larger than the sum of its proper divisors (1).

426844271879 is an equidigital number, since it uses as much as digits as its factorization.

426844271879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43352064, while the sum is 62.

The spelling of 426844271879 in words is "four hundred twenty-six billion, eight hundred forty-four million, two hundred seventy-one thousand, eight hundred seventy-nine".