328568666112 has 192 divisors, whose sum is σ = 974098288800. Its totient is φ = 109432995840.

The previous prime is 328568666093. The next prime is 328568666171. The reversal of 328568666112 is 211666865823.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130331412 + ... + 130333932.

Almost surely, 2^328568666112 is an apocalyptic number.

328568666112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328568666112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487049144400).

328568666112 is an abundant number, since it is smaller than the sum of its proper divisors (645529622688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

328568666112 is a wasteful number, since it uses less digits than its factorization.

328568666112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4909 (or 4883 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

It can be divided in two parts, 32856 and 8666112, that added together give a palindrome (8698968).

The spelling of 328568666112 in words is "three hundred twenty-eight billion, five hundred sixty-eight million, six hundred sixty-six thousand, one hundred twelve".