7882116479 has 4 divisors (see below), whose sum is σ = 7884263784. Its totient is φ = 7879969176.

The previous prime is 7882116467. The next prime is 7882116481. The reversal of 7882116479 is 9746112887.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7882116479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7882116479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7882116499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068137 + ... + 1075490.

It is an arithmetic number, because the mean of its divisors is an integer number (1971065946).

Almost surely, 2^7882116479 is an apocalyptic number.

7882116479 is a deficient number, since it is larger than the sum of its proper divisors (2147305).

7882116479 is a wasteful number, since it uses less digits than its factorization.

7882116479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147304.

The product of its digits is 1354752, while the sum is 53.

The square root of 7882116479 is about 88781.2845086170. The cubic root of 7882116479 is about 1990.1277224994.

The spelling of 7882116479 in words is "seven billion, eight hundred eighty-two million, one hundred sixteen thousand, four hundred seventy-nine".