439422864863 has 2 divisors, whose sum is σ = 439422864864. Its totient is φ = 439422864862.

The previous prime is 439422864833. The next prime is 439422864871. The reversal of 439422864863 is 368468224934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 439422864863 - 2⁸ = 439422864607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (439422864833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219711432431 + 219711432432.

It is an arithmetic number, because the mean of its divisors is an integer number (219711432432).

Almost surely, 2^439422864863 is an apocalyptic number.

439422864863 is a deficient number, since it is larger than the sum of its proper divisors (1).

439422864863 is an equidigital number, since it uses as much as digits as its factorization.

439422864863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47775744, while the sum is 59.

The spelling of 439422864863 in words is "four hundred thirty-nine billion, four hundred twenty-two million, eight hundred sixty-four thousand, eight hundred sixty-three".