12165143335026 has 16 divisors (see below), whose sum is σ = 26542130912928. Its totient is φ = 3686407071200.

The previous prime is 12165143334977. The next prime is 12165143335027. The reversal of 12165143335026 is 62053334156121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12165143335027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92160176715 + ... + 92160176846.

It is an arithmetic number, because the mean of its divisors is an integer number (1658883182058).

Almost surely, 2^{12165143335026} is an apocalyptic number.

12165143335026 is an abundant number, since it is smaller than the sum of its proper divisors (14376987577902).

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

12165143335026 is a wasteful number, since it uses less digits than its factorization.

12165143335026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184320353577.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 12165143335026 in words is "twelve trillion, one hundred sixty-five billion, one hundred forty-three million, three hundred thirty-five thousand, twenty-six".