12072265186 has 8 divisors (see below), whose sum is σ = 18229931100. Its totient is φ = 5995621488.

The previous prime is 12072265159. The next prime is 12072265273. The reversal of 12072265186 is 68156227021.

It can be written as a sum of positive squares in 2 ways, for example, as 11909575161 + 162690025 = 109131^2 + 12755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12072265186² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20255181 + ... + 20255776.

Almost surely, 2^12072265186 is an apocalyptic number.

12072265186 is a deficient number, since it is larger than the sum of its proper divisors (6157665914).

12072265186 is a wasteful number, since it uses less digits than its factorization.

12072265186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40511108.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 12072265186 in words is "twelve billion, seventy-two million, two hundred sixty-five thousand, one hundred eighty-six".