285623695662216 has 32 divisors (see below), whose sum is σ = 714198895092960. Its totient is φ = 95189277762432.

The previous prime is 285623695662209. The next prime is 285623695662289. The reversal of 285623695662216 is 612266596326582.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163674210 + ... + 1163919633.

It is an arithmetic number, because the mean of its divisors is an integer number (22318715471655).

Almost surely, 2^{285623695662216} is an apocalyptic number.

It is an amenable number.

285623695662216 is an abundant number, since it is smaller than the sum of its proper divisors (428575199430744).

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

285623695662216 is a wasteful number, since it uses less digits than its factorization.

285623695662216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327598965 (or 2327598961 counting only the distinct ones).

The product of its digits is 671846400, while the sum is 69.

The spelling of 285623695662216 in words is "two hundred eighty-five trillion, six hundred twenty-three billion, six hundred ninety-five million, six hundred sixty-two thousand, two hundred sixteen".