402442313230 has 16 divisors (see below), whose sum is σ = 735208048080. Its totient is φ = 158574284352.

The previous prime is 402442313179. The next prime is 402442313279. The reversal of 402442313230 is 32313244204.

It is a congruent number.

It is an unprimeable number.

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, 300329415 + ... + 300330754.

It is an arithmetic number, because the mean of its divisors is an integer number (45950503005).

Almost surely, 2^402442313230 is an apocalyptic number.

402442313230 is a deficient number, since it is larger than the sum of its proper divisors (332765734850).

402442313230 is a wasteful number, since it uses less digits than its factorization.

402442313230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600660243.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 402442313230 its reverse (32313244204), we get a palindrome (434755557434).

The spelling of 402442313230 in words is "four hundred two billion, four hundred forty-two million, three hundred thirteen thousand, two hundred thirty".