426886653439 has 2 divisors, whose sum is σ = 426886653440. Its totient is φ = 426886653438.

The previous prime is 426886653433. The next prime is 426886653451. The reversal of 426886653439 is 934356688624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426886653439 - 2⁷ = 426886653311 is a prime.

It is a super-3 number, since 3×426886653439³ (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 (426886653433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213443326719 + 213443326720.

It is an arithmetic number, because the mean of its divisors is an integer number (213443326720).

Almost surely, 2^426886653439 is an apocalyptic number.

426886653439 is a deficient number, since it is larger than the sum of its proper divisors (1).

426886653439 is an equidigital number, since it uses as much as digits as its factorization.

426886653439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 179159040, while the sum is 64.

The spelling of 426886653439 in words is "four hundred twenty-six billion, eight hundred eighty-six million, six hundred fifty-three thousand, four hundred thirty-nine".