12167140468 has 24 divisors (see below), whose sum is σ = 24356605952. Its totient is φ = 5209704864.

The previous prime is 12167140441. The next prime is 12167140481. The reversal of 12167140468 is 86404176121.

It is a self number, because there is not a number n which added to its sum of digits gives 12167140468.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 168180 + ... + 229387.

Almost surely, 2^12167140468 is an apocalyptic number.

It is an amenable number.

12167140468 is an abundant number, since it is smaller than the sum of its proper divisors (12189465484).

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

12167140468 is a wasteful number, since it uses less digits than its factorization.

12167140468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398671 (or 398669 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 12167140468 in words is "twelve billion, one hundred sixty-seven million, one hundred forty thousand, four hundred sixty-eight".