402424031412 has 48 divisors (see below), whose sum is σ = 1123577071680. Its totient is φ = 123822778464.

The previous prime is 402424031389. The next prime is 402424031441. The reversal of 402424031412 is 214130424204.

402424031412 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 240 + 3 + 1 + 412 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143311998 + ... + 143314805.

It is an arithmetic number, because the mean of its divisors is an integer number (23407855660).

Almost surely, 2^402424031412 is an apocalyptic number.

It is an amenable number.

402424031412 is an abundant number, since it is smaller than the sum of its proper divisors (721153040268).

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

402424031412 is a wasteful number, since it uses less digits than its factorization.

402424031412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286626829 (or 286626821 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 402424031412 its reverse (214130424204), we get a palindrome (616554455616).

The spelling of 402424031412 in words is "four hundred two billion, four hundred twenty-four million, thirty-one thousand, four hundred twelve".