12170745064 has 16 divisors (see below), whose sum is σ = 22827355200. Its totient is φ = 6083450352.

The previous prime is 12170745017. The next prime is 12170745073. The reversal of 12170745064 is 46054707121.

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 3 ways as a sum of consecutive naturals, for example, 213184 + ... + 264175.

It is an arithmetic number, because the mean of its divisors is an integer number (1426709700).

Almost surely, 2^12170745064 is an apocalyptic number.

It is an amenable number.

12170745064 is a deficient number, since it is larger than the sum of its proper divisors (10656610136).

12170745064 is a wasteful number, since it uses less digits than its factorization.

12170745064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480552 (or 480548 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 12170745064 in words is "twelve billion, one hundred seventy million, seven hundred forty-five thousand, sixty-four".