9646738288 has 20 divisors (see below), whose sum is σ = 20389697208. Its totient is φ = 4384880960.

The previous prime is 9646738279. The next prime is 9646738291. The reversal of 9646738288 is 8828376469.

It is a super-3 number, since 3×9646738288³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27405331 + ... + 27405682.

Almost surely, 2^9646738288 is an apocalyptic number.

It is an amenable number.

9646738288 is an abundant number, since it is smaller than the sum of its proper divisors (10742958920).

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

9646738288 is a wasteful number, since it uses less digits than its factorization.

9646738288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54811032 (or 54811026 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 61.

The square root of 9646738288 is about 98217.8104418949. The cubic root of 9646738288 is about 2128.7606423488.

The spelling of 9646738288 in words is "nine billion, six hundred forty-six million, seven hundred thirty-eight thousand, two hundred eighty-eight".