9639340898 has 8 divisors (see below), whose sum is σ = 15773466960. Its totient is φ = 4381518580.

The previous prime is 9639340897. The next prime is 9639341051. The reversal of 9639340898 is 8980439369.

9639340898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9639340897) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 219075908 + ... + 219075951.

It is an arithmetic number, because the mean of its divisors is an integer number (1971683370).

Almost surely, 2^9639340898 is an apocalyptic number.

9639340898 is a deficient number, since it is larger than the sum of its proper divisors (6134126062).

9639340898 is a wasteful number, since it uses less digits than its factorization.

9639340898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438151872.

The product of its (nonzero) digits is 10077696, while the sum is 59.

The square root of 9639340898 is about 98180.1451312841. The cubic root of 9639340898 is about 2128.2163720443.

The spelling of 9639340898 in words is "nine billion, six hundred thirty-nine million, three hundred forty thousand, eight hundred ninety-eight".