12206602575605 has 4 divisors (see below), whose sum is σ = 14647923090732. Its totient is φ = 9765282060480.

The previous prime is 12206602575511. The next prime is 12206602575689. The reversal of 12206602575605 is 50657520660221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2578099077316 + 9628503498289 = 1605646^2 + 3102983^2 .

It is not a de Polignac number, because 12206602575605 - 2²⁸ = 12206334140149 is a prime.

It is a super-3 number, since 3×12206602575605³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12206602575605.

It is a congruent 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, 1220660257556 + ... + 1220660257565.

It is an arithmetic number, because the mean of its divisors is an integer number (3661980772683).

Almost surely, 2^{12206602575605} is an apocalyptic number.

It is an amenable number.

12206602575605 is a deficient number, since it is larger than the sum of its proper divisors (2441320515127).

12206602575605 is an equidigital number, since it uses as much as digits as its factorization.

12206602575605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441320515126.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 12206602575605 in words is "twelve trillion, two hundred six billion, six hundred two million, five hundred seventy-five thousand, six hundred five".