306775838768 has 80 divisors (see below), whose sum is σ = 682089867264. Its totient is φ = 130934119680.

The previous prime is 306775838753. The next prime is 306775838773. The reversal of 306775838768 is 867838577603.

It is a super-2 number, since 2×306775838768² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 306775838698 and 306775838707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46218746 + ... + 46225382.

Almost surely, 2^306775838768 is an apocalyptic number.

It is an amenable number.

306775838768 is an abundant number, since it is smaller than the sum of its proper divisors (375314028496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306775838768 is a wasteful number, since it uses less digits than its factorization.

306775838768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8290 (or 8284 counting only the distinct ones).

The product of its (nonzero) digits is 284497920, while the sum is 68.

The spelling of 306775838768 in words is "three hundred six billion, seven hundred seventy-five million, eight hundred thirty-eight thousand, seven hundred sixty-eight".