420310244399 has 2 divisors, whose sum is σ = 420310244400. Its totient is φ = 420310244398.

The previous prime is 420310244381. The next prime is 420310244449. The reversal of 420310244399 is 993442013024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420310244399 - 2³⁶ = 351590767663 is a prime.

It is a super-2 number, since 2×420310244399² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420310244359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210155122199 + 210155122200.

It is an arithmetic number, because the mean of its divisors is an integer number (210155122200).

Almost surely, 2^420310244399 is an apocalyptic number.

420310244399 is a deficient number, since it is larger than the sum of its proper divisors (1).

420310244399 is an equidigital number, since it uses as much as digits as its factorization.

420310244399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 420310244399 in words is "four hundred twenty billion, three hundred ten million, two hundred forty-four thousand, three hundred ninety-nine".