47459982866 has 32 divisors (see below), whose sum is σ = 76879387440. Its totient is φ = 21967699200.

The previous prime is 47459982863. The next prime is 47459982901. The reversal of 47459982866 is 66828995474.

47459982866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 11918307241 + 35541675625 = 109171^2 + 188525^2 .

It is a junction number, because it is equal to n+sod(n) for n = 47459982796 and 47459982805.

It is not an unprimeable number, because it can be changed into a prime (47459982863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559796 + ... + 638976.

Almost surely, 2^47459982866 is an apocalyptic number.

47459982866 is a deficient number, since it is larger than the sum of its proper divisors (29419404574).

47459982866 is an equidigital number, since it uses as much as digits as its factorization.

47459982866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79295 (or 79261 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 68.

The spelling of 47459982866 in words is "forty-seven billion, four hundred fifty-nine million, nine hundred eighty-two thousand, eight hundred sixty-six".