328615011 has 24 divisors (see below), whose sum is σ = 485162496. Its totient is φ = 214285680.

The previous prime is 328615003. The next prime is 328615031. The reversal of 328615011 is 110516823.

328615011 is a `hidden beast` number, since 32 + 8 + 615 + 0 + 11 = 666.

It is not a de Polignac number, because 328615011 - 2³ = 328615003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328615031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74806 + ... + 79076.

It is an arithmetic number, because the mean of its divisors is an integer number (20215104).

Almost surely, 2^328615011 is an apocalyptic number.

328615011 is a deficient number, since it is larger than the sum of its proper divisors (156547485).

328615011 is a wasteful number, since it uses less digits than its factorization.

328615011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463 (or 4460 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 328615011 is about 18127.7414754293. The cubic root of 328615011 is about 690.0742138197.

The spelling of 328615011 in words is "three hundred twenty-eight million, six hundred fifteen thousand, eleven".