402302342402 has 16 divisors (see below), whose sum is σ = 620480175480. Its totient is φ = 195545256192.

The previous prime is 402302342401. The next prime is 402302342411. The reversal of 402302342402 is 204243203204.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 396674492041 + 5627850361 = 629821^2 + 75019^2 .

It is not an unprimeable number, because it can be changed into a prime (402302342401) 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, 17398103 + ... + 17421210.

Almost surely, 2^402302342402 is an apocalyptic number.

402302342402 is a deficient number, since it is larger than the sum of its proper divisors (218177833078).

402302342402 is a wasteful number, since it uses less digits than its factorization.

402302342402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34819477.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 402302342402 its reverse (204243203204), we get a palindrome (606545545606).

The spelling of 402302342402 in words is "four hundred two billion, three hundred two million, three hundred forty-two thousand, four hundred two".