12071824265 has 4 divisors (see below), whose sum is σ = 14486189124. Its totient is φ = 9657459408.

The previous prime is 12071824213. The next prime is 12071824273. The reversal of 12071824265 is 56242817021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56242817021 = 94621 ⋅594401.

It can be written as a sum of positive squares in 2 ways, for example, as 9260597824 + 2811226441 = 96232^2 + 53021^2 .

It is a cyclic number.

It is not a de Polignac number, because 12071824265 - 2⁶ = 12071824201 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 1207182422 + ... + 1207182431.

It is an arithmetic number, because the mean of its divisors is an integer number (3621547281).

Almost surely, 2^12071824265 is an apocalyptic number.

It is an amenable number.

12071824265 is a deficient number, since it is larger than the sum of its proper divisors (2414364859).

12071824265 is an equidigital number, since it uses as much as digits as its factorization.

12071824265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2414364858.

The product of its (nonzero) digits is 53760, while the sum is 38.

The spelling of 12071824265 in words is "twelve billion, seventy-one million, eight hundred twenty-four thousand, two hundred sixty-five".