320343340334 has 16 divisors (see below), whose sum is σ = 508868049600. Its totient is φ = 150723896064.

The previous prime is 320343340259. The next prime is 320343340363. The reversal of 320343340334 is 433043343023.

It is a self number, because there is not a number n which added to its sum of digits gives 320343340334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608279 + ... + 1005330.

It is an arithmetic number, because the mean of its divisors is an integer number (31804253100).

Almost surely, 2^320343340334 is an apocalyptic number.

320343340334 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

320343340334 is a deficient number, since it is larger than the sum of its proper divisors (188524709266).

320343340334 is a wasteful number, since it uses less digits than its factorization.

320343340334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619467.

The product of its (nonzero) digits is 93312, while the sum is 32.

Adding to 320343340334 its reverse (433043343023), we get a palindrome (753386683357).

The spelling of 320343340334 in words is "three hundred twenty billion, three hundred forty-three million, three hundred forty thousand, three hundred thirty-four".