5278939764 has 24 divisors (see below), whose sum is σ = 14077172928. Its totient is φ = 1508268480.

The previous prime is 5278939747. The next prime is 5278939777. The reversal of 5278939764 is 4679398725.

It is a junction number, because it is equal to n+sod(n) for n = 5278939698 and 5278939707.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 31422177 + ... + 31422344.

It is an arithmetic number, because the mean of its divisors is an integer number (586548872).

Almost surely, 2^5278939764 is an apocalyptic number.

It is an amenable number.

5278939764 is an abundant number, since it is smaller than the sum of its proper divisors (8798233164).

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

5278939764 is a wasteful number, since it uses less digits than its factorization.

5278939764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62844535 (or 62844533 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The square root of 5278939764 is about 72656.3126231988. The cubic root of 5278939764 is about 1741.2009769260.

The spelling of 5278939764 in words is "five billion, two hundred seventy-eight million, nine hundred thirty-nine thousand, seven hundred sixty-four".