9640676567284 has 48 divisors (see below), whose sum is σ = 19591337928960. Its totient is φ = 4065521886720.

The previous prime is 9640676567237. The next prime is 9640676567299. The reversal of 9640676567284 is 4827656760469.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3751797 + ... + 5775580.

It is an arithmetic number, because the mean of its divisors is an integer number (408152873520).

Almost surely, 2^{9640676567284} is an apocalyptic number.

It is an amenable number.

9640676567284 is an abundant number, since it is smaller than the sum of its proper divisors (9950661361676).

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

9640676567284 is a wasteful number, since it uses less digits than its factorization.

9640676567284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527968 (or 9527966 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 70.

The spelling of 9640676567284 in words is "nine trillion, six hundred forty billion, six hundred seventy-six million, five hundred sixty-seven thousand, two hundred eighty-four".