402344443203 has 12 divisors (see below), whose sum is σ = 560797676040. Its totient is φ = 256567470016.

The previous prime is 402344443201. The next prime is 402344443219. The reversal of 402344443203 is 302344443204.

It is not a de Polignac number, because 402344443203 - 2¹ = 402344443201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402344443201) 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 11 ways as a sum of consecutive naturals, for example, 126760998 + ... + 126764171.

It is an arithmetic number, because the mean of its divisors is an integer number (46733139670).

Almost surely, 2^402344443203 is an apocalyptic number.

402344443203 is a deficient number, since it is larger than the sum of its proper divisors (158453232837).

402344443203 is a wasteful number, since it uses less digits than its factorization.

402344443203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253525218 (or 253525195 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 402344443203 its reverse (302344443204), we get a palindrome (704688886407).

Subtracting from 402344443203 its reverse (302344443204), we obtain a palindrome (99999999999).

The spelling of 402344443203 in words is "four hundred two billion, three hundred forty-four million, four hundred forty-three thousand, two hundred three".