421403303304124 has 12 divisors (see below), whose sum is σ = 737819238549400. Its totient is φ = 210597806575728.

The previous prime is 421403303304079. The next prime is 421403303304157.

421403303304124 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 421403303304124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25961259954 + ... + 25961276185.

Almost surely, 2^{421403303304124} is an apocalyptic number.

It is an amenable number.

421403303304124 is a deficient number, since it is larger than the sum of its proper divisors (316415935245276).

421403303304124 is a wasteful number, since it uses less digits than its factorization.

421403303304124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51922538172 (or 51922538170 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

It can be divided in two parts, 42140330 and 3304124, that added together give a palindrome (45444454).

The spelling of 421403303304124 in words is "four hundred twenty-one trillion, four hundred three billion, three hundred three million, three hundred four thousand, one hundred twenty-four".