402222413404 has 24 divisors (see below), whose sum is σ = 806205125600. Its totient is φ = 172003827456.

The previous prime is 402222413393. The next prime is 402222413407. The reversal of 402222413404 is 404314222204.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402222413407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15703929 + ... + 15729520.

Almost surely, 2^402222413404 is an apocalyptic number.

It is an amenable number.

402222413404 is an abundant number, since it is smaller than the sum of its proper divisors (403982712196).

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

402222413404 is a wasteful number, since it uses less digits than its factorization.

402222413404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31433917 (or 31433915 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 402222413404 its reverse (404314222204), we get a palindrome (806536635608).

The spelling of 402222413404 in words is "four hundred two billion, two hundred twenty-two million, four hundred thirteen thousand, four hundred four".