328283077777 has 8 divisors (see below), whose sum is σ = 347650930152. Its totient is φ = 308921568000.

The previous prime is 328283077769. The next prime is 328283077781. The reversal of 328283077777 is 777770382823.

It can be written as a sum of positive squares in 4 ways, for example, as 142865856576 + 185417221201 = 377976^2 + 430601^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328283077777 - 2³ = 328283077769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328283075777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1478874 + ... + 1686307.

It is an arithmetic number, because the mean of its divisors is an integer number (43456366269).

Almost surely, 2^328283077777 is an apocalyptic number.

It is an amenable number.

328283077777 is a deficient number, since it is larger than the sum of its proper divisors (19367852375).

328283077777 is a wasteful number, since it uses less digits than its factorization.

328283077777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171299.

The product of its (nonzero) digits is 38723328, while the sum is 61.

The spelling of 328283077777 in words is "three hundred twenty-eight billion, two hundred eighty-three million, seventy-seven thousand, seven hundred seventy-seven".