9638813760 has 112 divisors (see below), whose sum is σ = 31430463936. Its totient is φ = 2500872192.

The previous prime is 9638813749. The next prime is 9638813777. The reversal of 9638813760 is 673188369.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100162 + ... + 171201.

Almost surely, 2^9638813760 is an apocalyptic number.

It is an amenable number.

9638813760 is an abundant number, since it is smaller than the sum of its proper divisors (21791650176).

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

9638813760 is a wasteful number, since it uses less digits than its factorization.

9638813760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271420 (or 271410 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 51.

The square root of 9638813760 is about 98177.4605497616. The cubic root of 9638813760 is about 2128.1775767164.

The spelling of 9638813760 in words is "nine billion, six hundred thirty-eight million, eight hundred thirteen thousand, seven hundred sixty".