402342443022 has 16 divisors (see below), whose sum is σ = 866583723600. Its totient is φ = 123797674752.

The previous prime is 402342443011. The next prime is 402342443039. The reversal of 402342443022 is 220344243204.

It is a super-2 number, since 2×402342443022² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2579118147 + ... + 2579118302.

It is an arithmetic number, because the mean of its divisors is an integer number (54161482725).

Almost surely, 2^402342443022 is an apocalyptic number.

402342443022 is an abundant number, since it is smaller than the sum of its proper divisors (464241280578).

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

402342443022 is a wasteful number, since it uses less digits than its factorization.

402342443022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5158236467.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 402342443022 its reverse (220344243204), we get a palindrome (622686686226).

The spelling of 402342443022 in words is "four hundred two billion, three hundred forty-two million, four hundred forty-three thousand, twenty-two".