5321428816 has 20 divisors (see below), whose sum is σ = 11247565824. Its totient is φ = 2418831200.

The previous prime is 5321428811. The next prime is 5321428817. The reversal of 5321428816 is 6188241235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321428811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15117520 + ... + 15117871.

Almost surely, 2^5321428816 is an apocalyptic number.

It is an amenable number.

5321428816 is an abundant number, since it is smaller than the sum of its proper divisors (5926137008).

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

5321428816 is a wasteful number, since it uses less digits than its factorization.

5321428816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30235410 (or 30235404 counting only the distinct ones).

The product of its digits is 92160, while the sum is 40.

The square root of 5321428816 is about 72948.1241431197. The cubic root of 5321428816 is about 1745.8600168478.

The spelling of 5321428816 in words is "five billion, three hundred twenty-one million, four hundred twenty-eight thousand, eight hundred sixteen".