306678807877 has 16 divisors (see below), whose sum is σ = 332652470080. Its totient is φ = 281049305472.

The previous prime is 306678807833. The next prime is 306678807913. The reversal of 306678807877 is 778708876603.

It is a happy number.

It is not a de Polignac number, because 306678807877 - 2³⁵ = 272319069509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306678817877) 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 15 ways as a sum of consecutive naturals, for example, 1908274 + ... + 2062732.

It is an arithmetic number, because the mean of its divisors is an integer number (20790779380).

Almost surely, 2^306678807877 is an apocalyptic number.

It is an amenable number.

306678807877 is a deficient number, since it is larger than the sum of its proper divisors (25973662203).

306678807877 is a wasteful number, since it uses less digits than its factorization.

306678807877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155572.

The product of its (nonzero) digits is 132765696, while the sum is 67.

The spelling of 306678807877 in words is "three hundred six billion, six hundred seventy-eight million, eight hundred seven thousand, eight hundred seventy-seven".