402862826338 has 16 divisors (see below), whose sum is σ = 731246811264. Its totient is φ = 162499291200.

The previous prime is 402862826329. The next prime is 402862826339. The reversal of 402862826338 is 833628268204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (402862826339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846350238 + ... + 846350713.

It is an arithmetic number, because the mean of its divisors is an integer number (45702925704).

Almost surely, 2^402862826338 is an apocalyptic number.

402862826338 is a deficient number, since it is larger than the sum of its proper divisors (328383984926).

402862826338 is a wasteful number, since it uses less digits than its factorization.

402862826338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692700977.

The product of its (nonzero) digits is 5308416, while the sum is 52.

The spelling of 402862826338 in words is "four hundred two billion, eight hundred sixty-two million, eight hundred twenty-six thousand, three hundred thirty-eight".