421424545424124 has 288 divisors, whose sum is σ = 1139208882900480. Its totient is φ = 120920817600000.

The previous prime is 421424545424123. The next prime is 421424545424177.

421424545424124 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421424545424123) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 33396027087 + ... + 33396039705.

It is an arithmetic number, because the mean of its divisors is an integer number (3955586398960).

Almost surely, 2^{421424545424124} is an apocalyptic number.

421424545424124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421424545424124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569604441450240).

421424545424124 is an abundant number, since it is smaller than the sum of its proper divisors (717784337476356).

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

421424545424124 is a wasteful number, since it uses less digits than its factorization.

421424545424124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22673 (or 22660 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 48.

The spelling of 421424545424124 in words is "four hundred twenty-one trillion, four hundred twenty-four billion, five hundred forty-five million, four hundred twenty-four thousand, one hundred twenty-four".