304123345306 has 16 divisors (see below), whose sum is σ = 502222042080. Its totient is φ = 136969645680.

The previous prime is 304123345219. The next prime is 304123345307. The reversal of 304123345306 is 603543321403.

It is a super-2 number, since 2×304123345306² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304123345307) 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, 63409476 + ... + 63414271.

It is an arithmetic number, because the mean of its divisors is an integer number (31388877630).

Almost surely, 2^304123345306 is an apocalyptic number.

304123345306 is a deficient number, since it is larger than the sum of its proper divisors (198098696774).

304123345306 is a wasteful number, since it uses less digits than its factorization.

304123345306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126823869.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 304123345306 its reverse (603543321403), we get a palindrome (907666666709).

The spelling of 304123345306 in words is "three hundred four billion, one hundred twenty-three million, three hundred forty-five thousand, three hundred six".