12318222523296 has 96 divisors (see below), whose sum is σ = 32374477154880. Its totient is φ = 4101106673664.

The previous prime is 12318222523273. The next prime is 12318222523309. The reversal of 12318222523296 is 69232522281321.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-4 number, since 4×12318222523296⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 279372420 + ... + 279416508.

It is an arithmetic number, because the mean of its divisors is an integer number (337234137030).

Almost surely, 2^{12318222523296} is an apocalyptic number.

12318222523296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12318222523296 is an abundant number, since it is smaller than the sum of its proper divisors (20056254631584).

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

12318222523296 is a wasteful number, since it uses less digits than its factorization.

12318222523296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47558 (or 47550 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The spelling of 12318222523296 in words is "twelve trillion, three hundred eighteen billion, two hundred twenty-two million, five hundred twenty-three thousand, two hundred ninety-six".