12067086138 has 16 divisors (see below), whose sum is σ = 24136634496. Its totient is φ = 4021951680.

The previous prime is 12067086107. The next prime is 12067086197. The reversal of 12067086138 is 83168076021.

It is a super-2 number, since 2×12067086138² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12067086138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35506 + ... + 159357.

It is an arithmetic number, because the mean of its divisors is an integer number (1508539656).

Almost surely, 2^12067086138 is an apocalyptic number.

12067086138 is an abundant number, since it is smaller than the sum of its proper divisors (12069548358).

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

12067086138 is a wasteful number, since it uses less digits than its factorization.

12067086138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205189.

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 12067086138 in words is "twelve billion, sixty-seven million, eighty-six thousand, one hundred thirty-eight".