12173276261320 has 64 divisors (see below), whose sum is σ = 27582221736000. Its totient is φ = 4835135136000.

The previous prime is 12173276261299. The next prime is 12173276261339. The reversal of 12173276261320 is 2316267237121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19061827 + ... + 19690093.

It is an arithmetic number, because the mean of its divisors is an integer number (430972214625).

Almost surely, 2^{12173276261320} is an apocalyptic number.

12173276261320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12173276261320 is an abundant number, since it is smaller than the sum of its proper divisors (15408945474680).

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

12173276261320 is a wasteful number, since it uses less digits than its factorization.

12173276261320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631678 (or 631674 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 12173276261320 in words is "twelve trillion, one hundred seventy-three billion, two hundred seventy-six million, two hundred sixty-one thousand, three hundred twenty".