328137307365 has 16 divisors (see below), whose sum is σ = 600022505088. Its totient is φ = 150005626176.

The previous prime is 328137307307. The next prime is 328137307391. The reversal of 328137307365 is 563703731823.

It is not a de Polignac number, because 328137307365 - 2¹⁴ = 328137290981 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1562558502 + ... + 1562558711.

It is an arithmetic number, because the mean of its divisors is an integer number (37501406568).

Almost surely, 2^328137307365 is an apocalyptic number.

328137307365 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

328137307365 is a deficient number, since it is larger than the sum of its proper divisors (271885197723).

328137307365 is a wasteful number, since it uses less digits than its factorization.

328137307365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125117228.

The product of its (nonzero) digits is 1905120, while the sum is 48.

The spelling of 328137307365 in words is "three hundred twenty-eight billion, one hundred thirty-seven million, three hundred seven thousand, three hundred sixty-five".