9638247263288 has 64 divisors (see below), whose sum is σ = 21747005280000. Its totient is φ = 3912085700352.

The previous prime is 9638247263233. The next prime is 9638247263321. The reversal of 9638247263288 is 8823627428369.

It is a happy number.

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, 2137220 + ... + 4883052.

It is an arithmetic number, because the mean of its divisors is an integer number (339796957500).

Almost surely, 2^{9638247263288} is an apocalyptic number.

It is an amenable number.

9638247263288 is an abundant number, since it is smaller than the sum of its proper divisors (12108758016712).

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

9638247263288 is a wasteful number, since it uses less digits than its factorization.

9638247263288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749164 (or 2749160 counting only the distinct ones).

The product of its digits is 334430208, while the sum is 68.

The spelling of 9638247263288 in words is "nine trillion, six hundred thirty-eight billion, two hundred forty-seven million, two hundred sixty-three thousand, two hundred eighty-eight".