402412124244 has 48 divisors (see below), whose sum is σ = 1011322807040. Its totient is φ = 123802784640.

The previous prime is 402412124221. The next prime is 402412124251. The reversal of 402412124244 is 442421214204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1044174 + ... + 1376634.

Almost surely, 2^402412124244 is an apocalyptic number.

It is an amenable number.

402412124244 is an abundant number, since it is smaller than the sum of its proper divisors (608910682796).

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

402412124244 is a wasteful number, since it uses less digits than its factorization.

402412124244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340240 (or 340238 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 402412124244 its reverse (442421214204), we get a palindrome (844833338448).

The spelling of 402412124244 in words is "four hundred two billion, four hundred twelve million, one hundred twenty-four thousand, two hundred forty-four".