4002431312124 has 108 divisors (see below), whose sum is σ = 11784729055008. Its totient is φ = 1142028720000.

The previous prime is 4002431312029. The next prime is 4002431312161. The reversal of 4002431312124 is 4212131342004.

4002431312124 is a `hidden beast` number, since 400 + 2 + 4 + 3 + 131 + 2 + 124 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 185857 + ... + 2835384.

Almost surely, 2^{4002431312124} 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 4002431312124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5892364527504).

4002431312124 is an abundant number, since it is smaller than the sum of its proper divisors (7782297742884).

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

4002431312124 is a wasteful number, since it uses less digits than its factorization.

4002431312124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022016 (or 3022004 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 4002431312124 its reverse (4212131342004), we get a palindrome (8214562654128).

The spelling of 4002431312124 in words is "four trillion, two billion, four hundred thirty-one million, three hundred twelve thousand, one hundred twenty-four".