12252166534180 has 48 divisors (see below), whose sum is σ = 27091117388160. Its totient is φ = 4641660979200.

The previous prime is 12252166534169. The next prime is 12252166534273. The reversal of 12252166534180 is 8143566125221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12252166534180.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2996541 + ... + 5786500.

It is an arithmetic number, because the mean of its divisors is an integer number (564398278920).

Almost surely, 2^{12252166534180} is an apocalyptic number.

12252166534180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12252166534180 is an abundant number, since it is smaller than the sum of its proper divisors (14838950853980).

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

12252166534180 is a wasteful number, since it uses less digits than its factorization.

12252166534180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8786740 (or 8786738 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 12252166534180 in words is "twelve trillion, two hundred fifty-two billion, one hundred sixty-six million, five hundred thirty-four thousand, one hundred eighty".