306776366028 has 108 divisors (see below), whose sum is σ = 870503917920. Its totient is φ = 90984548160.

The previous prime is 306776366023. The next prime is 306776366059. The reversal of 306776366028 is 820663677603.

It is a super-2 number, since 2×306776366028² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (306776366023) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 544483 + ... + 953946.

Almost surely, 2^306776366028 is an apocalyptic number.

It is an amenable number.

306776366028 is an abundant number, since it is smaller than the sum of its proper divisors (563727551892).

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

306776366028 is a wasteful number, since it uses less digits than its factorization.

306776366028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498508 (or 1498492 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The spelling of 306776366028 in words is "three hundred six billion, seven hundred seventy-six million, three hundred sixty-six thousand, twenty-eight".