7778360716 has 12 divisors (see below), whose sum is σ = 15556721488. Its totient is φ = 3333583152.

The previous prime is 7778360713. The next prime is 7778360717. The reversal of 7778360716 is 6170638777.

7778360716 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (7778360713) 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, 138899271 + ... + 138899326.

Almost surely, 2^7778360716 is an apocalyptic number.

It is an amenable number.

7778360716 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7778360716 is a wasteful number, since it uses less digits than its factorization.

7778360716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277798608 (or 277798606 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 52.

The square root of 7778360716 is about 88195.0152559656. The cubic root of 7778360716 is about 1981.3568154839.

The spelling of 7778360716 in words is "seven billion, seven hundred seventy-eight million, three hundred sixty thousand, seven hundred sixteen".