4046728064 has 16 divisors (see below), whose sum is σ = 8061841320. Its totient is φ = 2023363968.

The previous prime is 4046728051. The next prime is 4046728067. The reversal of 4046728064 is 4608276404.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×4046728064³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4046728067) 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 as a sum of consecutive naturals, namely, 15807404 + ... + 15807659.

Almost surely, 2^4046728064 is an apocalyptic number.

It is an amenable number.

4046728064 is a deficient number, since it is larger than the sum of its proper divisors (4015113256).

4046728064 is an equidigital number, since it uses as much as digits as its factorization.

4046728064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31615077 (or 31615065 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 41.

The square root of 4046728064 is about 63613.8983556267. The cubic root of 4046728064 is about 1593.5584849375.

The spelling of 4046728064 in words is "four billion, forty-six million, seven hundred twenty-eight thousand, sixty-four".