420311890039 has 2 divisors, whose sum is σ = 420311890040. Its totient is φ = 420311890038.

The previous prime is 420311890027. The next prime is 420311890087. The reversal of 420311890039 is 930098113024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420311890039 - 2²¹ = 420309792887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420311889983 and 420311890010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420311890939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210155945019 + 210155945020.

It is an arithmetic number, because the mean of its divisors is an integer number (210155945020).

Almost surely, 2^420311890039 is an apocalyptic number.

420311890039 is a deficient number, since it is larger than the sum of its proper divisors (1).

420311890039 is an equidigital number, since it uses as much as digits as its factorization.

420311890039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 420311890039 in words is "four hundred twenty billion, three hundred eleven million, eight hundred ninety thousand, thirty-nine".