9221253474818 has 16 divisors (see below), whose sum is σ = 17244941563584. Its totient is φ = 3592696158960.

The previous prime is 9221253474793. The next prime is 9221253474827. The reversal of 9221253474818 is 8184743521229.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29939134505 + ... + 29939134812.

It is an arithmetic number, because the mean of its divisors is an integer number (1077808847724).

Almost surely, 2^{9221253474818} is an apocalyptic number.

9221253474818 is a deficient number, since it is larger than the sum of its proper divisors (8023688088766).

9221253474818 is a wasteful number, since it uses less digits than its factorization.

9221253474818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59878269337.

The product of its digits is 7741440, while the sum is 56.

The spelling of 9221253474818 in words is "nine trillion, two hundred twenty-one billion, two hundred fifty-three million, four hundred seventy-four thousand, eight hundred eighteen".