421313822463 has 24 divisors (see below), whose sum is σ = 589114518832. Its totient is φ = 267805219968.

The previous prime is 421313822443. The next prime is 421313822497. The reversal of 421313822463 is 364228313124.

It is not a de Polignac number, because 421313822463 - 2⁵ = 421313822431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421313822443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72645 + ... + 920817.

Almost surely, 2^421313822463 is an apocalyptic number.

421313822463 is a deficient number, since it is larger than the sum of its proper divisors (167800696369).

421313822463 is a wasteful number, since it uses less digits than its factorization.

421313822463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848535 (or 848512 counting only the distinct ones).

The product of its digits is 165888, while the sum is 39.

The spelling of 421313822463 in words is "four hundred twenty-one billion, three hundred thirteen million, eight hundred twenty-two thousand, four hundred sixty-three".