8247662667428 has 12 divisors (see below), whose sum is σ = 15193062808560. Its totient is φ = 3906787579272.

The previous prime is 8247662667427. The next prime is 8247662667443.

8247662667428 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (8247662667427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54260938526 + ... + 54260938677.

It is an arithmetic number, because the mean of its divisors is an integer number (1266088567380).

Almost surely, 2^{8247662667428} is an apocalyptic number.

It is an amenable number.

8247662667428 is a deficient number, since it is larger than the sum of its proper divisors (6945400141132).

8247662667428 is a wasteful number, since it uses less digits than its factorization.

8247662667428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108521877226 (or 108521877224 counting only the distinct ones).

The product of its digits is 520224768, while the sum is 68.

The spelling of 8247662667428 in words is "eight trillion, two hundred forty-seven billion, six hundred sixty-two million, six hundred sixty-seven thousand, four hundred twenty-eight".