421496844232 has 8 divisors (see below), whose sum is σ = 790306582950. Its totient is φ = 210748422112.

The previous prime is 421496844211. The next prime is 421496844247. The reversal of 421496844232 is 232448694124.

It can be written as a sum of positive squares in only one way, i.e., 418125183876 + 3371660356 = 646626^2 + 58066^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26343552757 + ... + 26343552772.

Almost surely, 2^421496844232 is an apocalyptic number.

It is an amenable number.

421496844232 is a deficient number, since it is larger than the sum of its proper divisors (368809738718).

421496844232 is a wasteful number, since it uses less digits than its factorization.

421496844232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52687105535 (or 52687105531 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 49.

The spelling of 421496844232 in words is "four hundred twenty-one billion, four hundred ninety-six million, eight hundred forty-four thousand, two hundred thirty-two".