421342202243124 has 144 divisors (see below), whose sum is σ = 1094713207922880. Its totient is φ = 136543087134720.

The previous prime is 421342202243113. The next prime is 421342202243143.

421342202243124 is a `hidden beast` number, since 4 + 2 + 1 + 3 + 422 + 0 + 224 + 3 + 1 + 2 + 4 = 666.

421342202243124 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9116188887 + ... + 9116235105.

It is an arithmetic number, because the mean of its divisors is an integer number (7602175055020).

Almost surely, 2^{421342202243124} 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 421342202243124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547356603961440).

421342202243124 is an abundant number, since it is smaller than the sum of its proper divisors (673371005679756).

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

421342202243124 is a wasteful number, since it uses less digits than its factorization.

421342202243124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51550 (or 51545 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

It can be divided in two parts, 42134220 and 2243124, that added together give a palindrome (44377344).

The spelling of 421342202243124 in words is "four hundred twenty-one trillion, three hundred forty-two billion, two hundred two million, two hundred forty-three thousand, one hundred twenty-four".