421002413014204 has 96 divisors (see below), whose sum is σ = 899399465395200. Its totient is φ = 168505078629888.

The previous prime is 421002413014199. The next prime is 421002413014237. The reversal of 421002413014204 is 402410314200124.

It is a Harshad number since it is a multiple of its sum of digits (28).

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 31 ways as a sum of consecutive naturals, for example, 67604752 + ... + 73569064.

It is an arithmetic number, because the mean of its divisors is an integer number (9368744431200).

Almost surely, 2^{421002413014204} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421002413014204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (449699732697600).

421002413014204 is an abundant number, since it is smaller than the sum of its proper divisors (478397052380996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421002413014204 is a wasteful number, since it uses less digits than its factorization.

421002413014204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5966939 (or 5966937 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 421002413014204 its reverse (402410314200124), we get a palindrome (823412727214328).

The spelling of 421002413014204 in words is "four hundred twenty-one trillion, two billion, four hundred thirteen million, fourteen thousand, two hundred four".