402241423434 has 16 divisors (see below), whose sum is σ = 851805367488. Its totient is φ = 126193387712.

The previous prime is 402241423421. The next prime is 402241423439. The reversal of 402241423434 is 434324142204.

It is a junction number, because it is equal to n+sod(n) for n = 402241423395 and 402241423404.

It is not an unprimeable number, because it can be changed into a prime (402241423439) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1971771582 + ... + 1971771785.

It is an arithmetic number, because the mean of its divisors is an integer number (53237835468).

Almost surely, 2^402241423434 is an apocalyptic number.

402241423434 is an abundant number, since it is smaller than the sum of its proper divisors (449563944054).

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

402241423434 is a wasteful number, since it uses less digits than its factorization.

402241423434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3943543389.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 402241423434 its reverse (434324142204), we get a palindrome (836565565638).

The spelling of 402241423434 in words is "four hundred two billion, two hundred forty-one million, four hundred twenty-three thousand, four hundred thirty-four".