420422464463 has 2 divisors, whose sum is σ = 420422464464. Its totient is φ = 420422464462.

The previous prime is 420422464439. The next prime is 420422464471. The reversal of 420422464463 is 364464224024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420422464463 - 2³⁴ = 403242595279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 420422464463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420422469463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210211232231 + 210211232232.

It is an arithmetic number, because the mean of its divisors is an integer number (210211232232).

Almost surely, 2^420422464463 is an apocalyptic number.

420422464463 is a deficient number, since it is larger than the sum of its proper divisors (1).

420422464463 is an equidigital number, since it uses as much as digits as its factorization.

420422464463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 420422464463 its reverse (364464224024), we get a palindrome (784886688487).

The spelling of 420422464463 in words is "four hundred twenty billion, four hundred twenty-two million, four hundred sixty-four thousand, four hundred sixty-three".