421341140042432 has 28 divisors (see below), whose sum is σ = 837203314728960. Its totient is φ = 210392273339136.

The previous prime is 421341140042387. The next prime is 421341140042477. The reversal of 421341140042432 is 234240041143124.

It is an interprime number because it is at equal distance from previous prime (421341140042387) and next prime (421341140042477).

It is a junction number, because it is equal to n+sod(n) for n = 421341140042392 and 421341140042401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4348336832 + ... + 4348433727.

Almost surely, 2^{421341140042432} is an apocalyptic number.

It is an amenable number.

421341140042432 is a deficient number, since it is larger than the sum of its proper divisors (415862174686528).

421341140042432 is an equidigital number, since it uses as much as digits as its factorization.

421341140042432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8696771328 (or 8696771318 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 421341140042432 its reverse (234240041143124), we get a palindrome (655581181185556).

The spelling of 421341140042432 in words is "four hundred twenty-one trillion, three hundred forty-one billion, one hundred forty million, forty-two thousand, four hundred thirty-two".