9573136918818 has 32 divisors (see below), whose sum is σ = 20978856748800. Its totient is φ = 2888171058960.

The previous prime is 9573136918771. The next prime is 9573136918871. The reversal of 9573136918818 is 8188196313759.

9573136918818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 319472968 + ... + 319502931.

It is an arithmetic number, because the mean of its divisors is an integer number (655589273400).

Almost surely, 2^{9573136918818} is an apocalyptic number.

9573136918818 is an abundant number, since it is smaller than the sum of its proper divisors (11405719829982).

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

9573136918818 is a wasteful number, since it uses less digits than its factorization.

9573136918818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638976142.

The product of its digits is 78382080, while the sum is 69.

The spelling of 9573136918818 in words is "nine trillion, five hundred seventy-three billion, one hundred thirty-six million, nine hundred eighteen thousand, eight hundred eighteen".