7963716556 has 6 divisors (see below), whose sum is σ = 13936503980. Its totient is φ = 3981858276.

The previous prime is 7963716517. The next prime is 7963716583. The reversal of 7963716556 is 6556173697.

It is a super-2 number, since 2×7963716556² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7963716497 and 7963716506.

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 as a sum of consecutive naturals, namely, 995464566 + ... + 995464573.

Almost surely, 2^7963716556 is an apocalyptic number.

It is an amenable number.

7963716556 is a deficient number, since it is larger than the sum of its proper divisors (5972787424).

7963716556 is a wasteful number, since it uses less digits than its factorization.

7963716556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990929143 (or 1990929141 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 55.

The square root of 7963716556 is about 89239.6579778296. The cubic root of 7963716556 is about 1996.9717969739.

The spelling of 7963716556 in words is "seven billion, nine hundred sixty-three million, seven hundred sixteen thousand, five hundred fifty-six".