6663447234 has 16 divisors (see below), whose sum is σ = 14807660640. Its totient is φ = 2221149060.

The previous prime is 6663447233. The next prime is 6663447239. The reversal of 6663447234 is 4327443666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6663447234.

It is not an unprimeable number, because it can be changed into a prime (6663447233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61698532 + ... + 61698639.

It is an arithmetic number, because the mean of its divisors is an integer number (925478790).

Almost surely, 2^6663447234 is an apocalyptic number.

6663447234 is an abundant number, since it is smaller than the sum of its proper divisors (8144213406).

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

6663447234 is a wasteful number, since it uses less digits than its factorization.

6663447234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123397182 (or 123397176 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 45.

The square root of 6663447234 is about 81629.9407938043. The cubic root of 6663447234 is about 1881.7690487678.

The spelling of 6663447234 in words is "six billion, six hundred sixty-three million, four hundred forty-seven thousand, two hundred thirty-four".