5319128864 has 48 divisors (see below), whose sum is σ = 11988256896. Its totient is φ = 2275776000.

The previous prime is 5319128851. The next prime is 5319128911. The reversal of 5319128864 is 4688219135.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114869 + ... + 154379.

It is an arithmetic number, because the mean of its divisors is an integer number (249755352).

Almost surely, 2^5319128864 is an apocalyptic number.

It is an amenable number.

5319128864 is an abundant number, since it is smaller than the sum of its proper divisors (6669128032).

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

5319128864 is a wasteful number, since it uses less digits than its factorization.

5319128864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40129 (or 40121 counting only the distinct ones).

The product of its digits is 414720, while the sum is 47.

The square root of 5319128864 is about 72932.3581409514. The cubic root of 5319128864 is about 1745.6084570377.

The spelling of 5319128864 in words is "five billion, three hundred nineteen million, one hundred twenty-eight thousand, eight hundred sixty-four".