6464466812328 has 128 divisors (see below), whose sum is σ = 18997366502400. Its totient is φ = 1794689519616.

The previous prime is 6464466812261. The next prime is 6464466812357. The reversal of 6464466812328 is 8232186644646.

It is a happy number.

It is a super-3 number, since 3×6464466812328³ (a number of 39 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 924058 + ... + 3712521.

It is an arithmetic number, because the mean of its divisors is an integer number (148416925800).

Almost surely, 2^{6464466812328} is an apocalyptic number.

It is an amenable number.

6464466812328 is an abundant number, since it is smaller than the sum of its proper divisors (12532899690072).

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

6464466812328 is a wasteful number, since it uses less digits than its factorization.

6464466812328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4636831 (or 4636827 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 60.

The spelling of 6464466812328 in words is "six trillion, four hundred sixty-four billion, four hundred sixty-six million, eight hundred twelve thousand, three hundred twenty-eight".