328551461868 has 24 divisors (see below), whose sum is σ = 876137231872. Its totient is φ = 93871846224.

The previous prime is 328551461827. The next prime is 328551461923. The reversal of 328551461868 is 868164155823.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1955663380 + ... + 1955663547.

Almost surely, 2^328551461868 is an apocalyptic number.

It is an amenable number.

328551461868 is an abundant number, since it is smaller than the sum of its proper divisors (547585770004).

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

328551461868 is a wasteful number, since it uses less digits than its factorization.

328551461868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911326941 (or 3911326939 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 57.

The spelling of 328551461868 in words is "three hundred twenty-eight billion, five hundred fifty-one million, four hundred sixty-one thousand, eight hundred sixty-eight".