12166460424 has 24 divisors (see below), whose sum is σ = 32950830510. Its totient is φ = 4055486784.

The previous prime is 12166460407. The next prime is 12166460447. The reversal of 12166460424 is 42406466121.

12166460424 is a `hidden beast` number, since 1 + 2 + 1 + 6 + 646 + 0 + 4 + 2 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6759799524 + 5406660900 = 82218^2 + 73530^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84489237 + ... + 84489380.

Almost surely, 2^12166460424 is an apocalyptic number.

It is an amenable number.

12166460424 is an abundant number, since it is smaller than the sum of its proper divisors (20784370086).

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

12166460424 is a wasteful number, since it uses less digits than its factorization.

12166460424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168978629 (or 168978622 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 12166460424 in words is "twelve billion, one hundred sixty-six million, four hundred sixty thousand, four hundred twenty-four".