328218336886 has 32 divisors (see below), whose sum is σ = 539841915648. Its totient is φ = 148425971040.

The previous prime is 328218336883. The next prime is 328218336889. The reversal of 328218336886 is 688633812823.

It is an interprime number because it is at equal distance from previous prime (328218336883) and next prime (328218336889).

It is a self number, because there is not a number n which added to its sum of digits gives 328218336886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328218336883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3740431 + ... + 3827173.

It is an arithmetic number, because the mean of its divisors is an integer number (16870059864).

Almost surely, 2^328218336886 is an apocalyptic number.

328218336886 is a deficient number, since it is larger than the sum of its proper divisors (211623578762).

328218336886 is a wasteful number, since it uses less digits than its factorization.

328218336886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87636.

The product of its digits is 15925248, while the sum is 58.

The spelling of 328218336886 in words is "three hundred twenty-eight billion, two hundred eighteen million, three hundred thirty-six thousand, eight hundred eighty-six".