9638761952 has 12 divisors (see below), whose sum is σ = 18976312656. Its totient is φ = 4819380960.

The previous prime is 9638761931. The next prime is 9638761963. The reversal of 9638761952 is 2591678369.

It is a happy number.

9638761952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150605624 + ... + 150605687.

It is an arithmetic number, because the mean of its divisors is an integer number (1581359388).

Almost surely, 2^9638761952 is an apocalyptic number.

It is an amenable number.

9638761952 is a deficient number, since it is larger than the sum of its proper divisors (9337550704).

9638761952 is a wasteful number, since it uses less digits than its factorization.

9638761952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301211321 (or 301211313 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 56.

The square root of 9638761952 is about 98177.1967006596. The cubic root of 9638761952 is about 2128.1737637707.

The spelling of 9638761952 in words is "nine billion, six hundred thirty-eight million, seven hundred sixty-one thousand, nine hundred fifty-two".