5309568078 has 32 divisors (see below), whose sum is σ = 11732656896. Its totient is φ = 1593322368.

The previous prime is 5309568071. The next prime is 5309568109. The reversal of 5309568078 is 8708659035.

It is a super-2 number, since 2×5309568078² = 56383026349833228168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 5309568078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5309568071) 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 15 ways as a sum of consecutive naturals, for example, 1129276 + ... + 1133967.

It is an arithmetic number, because the mean of its divisors is an integer number (366645528).

Almost surely, 2^5309568078 is an apocalyptic number.

5309568078 is an abundant number, since it is smaller than the sum of its proper divisors (6423088818).

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

5309568078 is a wasteful number, since it uses less digits than its factorization.

5309568078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2263288.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The square root of 5309568078 is about 72866.7830907884. The cubic root of 5309568078 is about 1744.5619574646.

The spelling of 5309568078 in words is "five billion, three hundred nine million, five hundred sixty-eight thousand, seventy-eight".