306353044012 has 12 divisors (see below), whose sum is σ = 539216775216. Its totient is φ = 152291108240.

The previous prime is 306353044009. The next prime is 306353044021. The reversal of 306353044012 is 210440353603.

It is a super-2 number, since 2×306353044012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221352664 + ... + 221354047.

It is an arithmetic number, because the mean of its divisors is an integer number (44934731268).

Almost surely, 2^306353044012 is an apocalyptic number.

It is an amenable number.

306353044012 is a deficient number, since it is larger than the sum of its proper divisors (232863731204).

306353044012 is a wasteful number, since it uses less digits than its factorization.

306353044012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442706888 (or 442706886 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 306353044012 its reverse (210440353603), we get a palindrome (516793397615).

The spelling of 306353044012 in words is "three hundred six billion, three hundred fifty-three million, forty-four thousand, twelve".