306711028244 has 12 divisors (see below), whose sum is σ = 537614229684. Its totient is φ = 153106962624.

The previous prime is 306711028193. The next prime is 306711028279. The reversal of 306711028244 is 442820117603.

It can be written as a sum of positive squares in 2 ways, for example, as 7515156100 + 299195872144 = 86690^2 + 546988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 306711028198 and 306711028207.

It is a congruent number.

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, 62135099 + ... + 62140034.

It is an arithmetic number, because the mean of its divisors is an integer number (44801185807).

Almost surely, 2^306711028244 is an apocalyptic number.

It is an amenable number.

306711028244 is a deficient number, since it is larger than the sum of its proper divisors (230903201440).

306711028244 is a wasteful number, since it uses less digits than its factorization.

306711028244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124275754 (or 124275752 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The spelling of 306711028244 in words is "three hundred six billion, seven hundred eleven million, twenty-eight thousand, two hundred forty-four".