421426882276 has 9 divisors (see below), whose sum is σ = 737499316099. Its totient is φ = 210712791964.

The previous prime is 421426882249. The next prime is 421426882291. The reversal of 421426882276 is 672288624124.

The square root of 421426882276 is 649174.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1136055 + ... + 1460641.

Almost surely, 2^421426882276 is an apocalyptic number.

421426882276 is the 649174-th square number.

It is an amenable number.

421426882276 is a deficient number, since it is larger than the sum of its proper divisors (316072433823).

421426882276 is an frugal number, since it uses more digits than its factorization.

421426882276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649178 (or 324589 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 52.

The spelling of 421426882276 in words is "four hundred twenty-one billion, four hundred twenty-six million, eight hundred eighty-two thousand, two hundred seventy-six".