7896782616 has 64 divisors (see below), whose sum is σ = 20029161600. Its totient is φ = 2594231808.

The previous prime is 7896782599. The next prime is 7896782629. The reversal of 7896782616 is 6162876987.

It is a self number, because there is not a number n which added to its sum of digits gives 7896782616.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477315 + ... + 493581.

It is an arithmetic number, because the mean of its divisors is an integer number (312955650).

Almost surely, 2^7896782616 is an apocalyptic number.

It is an amenable number.

7896782616 is an abundant number, since it is smaller than the sum of its proper divisors (12132378984).

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

7896782616 is a wasteful number, since it uses less digits than its factorization.

7896782616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16568 (or 16564 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 60.

The square root of 7896782616 is about 88863.8431309382. The cubic root of 7896782616 is about 1991.3612914139.

The spelling of 7896782616 in words is "seven billion, eight hundred ninety-six million, seven hundred eighty-two thousand, six hundred sixteen".