402424341422 has 4 divisors (see below), whose sum is σ = 603636512136. Its totient is φ = 201212170710.

The previous prime is 402424341413. The next prime is 402424341427. The reversal of 402424341422 is 224143424204.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402424341427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606085354 + ... + 100606085357.

It is an arithmetic number, because the mean of its divisors is an integer number (150909128034).

Almost surely, 2^402424341422 is an apocalyptic number.

402424341422 is a deficient number, since it is larger than the sum of its proper divisors (201212170714).

402424341422 is a wasteful number, since it uses less digits than its factorization.

402424341422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201212170713.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 402424341422 its reverse (224143424204), we get a palindrome (626567765626).

The spelling of 402424341422 in words is "four hundred two billion, four hundred twenty-four million, three hundred forty-one thousand, four hundred twenty-two".