328836509085 has 24 divisors (see below), whose sum is σ = 612038565216. Its totient is φ = 150325260960.

The previous prime is 328836509083. The next prime is 328836509087. The reversal of 328836509085 is 580905638823.

328836509085 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (328836509083) and next prime (328836509087).

It is not a de Polignac number, because 328836509085 - 2¹ = 328836509083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328836509083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223697571 + ... + 223699040.

It is an arithmetic number, because the mean of its divisors is an integer number (25501606884).

Almost surely, 2^328836509085 is an apocalyptic number.

328836509085 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

328836509085 is a deficient number, since it is larger than the sum of its proper divisors (283202056131).

328836509085 is a wasteful number, since it uses less digits than its factorization.

328836509085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447396633 (or 447396626 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 57.

The spelling of 328836509085 in words is "three hundred twenty-eight billion, eight hundred thirty-six million, five hundred nine thousand, eighty-five".