426859776139 has 2 divisors, whose sum is σ = 426859776140. Its totient is φ = 426859776138.

The previous prime is 426859776097. The next prime is 426859776151. The reversal of 426859776139 is 931677958624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426859776139 - 2⁹ = 426859775627 is a prime.

It is a super-3 number, since 3×426859776139³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (426859776839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213429888069 + 213429888070.

It is an arithmetic number, because the mean of its divisors is an integer number (213429888070).

Almost surely, 2^426859776139 is an apocalyptic number.

426859776139 is a deficient number, since it is larger than the sum of its proper divisors (1).

426859776139 is an equidigital number, since it uses as much as digits as its factorization.

426859776139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 137168640, while the sum is 67.

The spelling of 426859776139 in words is "four hundred twenty-six billion, eight hundred fifty-nine million, seven hundred seventy-six thousand, one hundred thirty-nine".