12242588605 has 16 divisors (see below), whose sum is σ = 15823508400. Its totient is φ = 9039356928.

The previous prime is 12242588593. The next prime is 12242588629. The reversal of 12242588605 is 50688524221.

It can be written as a sum of positive squares in 8 ways, for example, as 1597920676 + 10644667929 = 39974^2 + 103173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12242588605 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800571 + ... + 815719.

It is an arithmetic number, because the mean of its divisors is an integer number (988969275).

Almost surely, 2^12242588605 is an apocalyptic number.

It is an amenable number.

12242588605 is a deficient number, since it is larger than the sum of its proper divisors (3580919795).

12242588605 is a wasteful number, since it uses less digits than its factorization.

12242588605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27600.

The product of its (nonzero) digits is 307200, while the sum is 43.

The spelling of 12242588605 in words is "twelve billion, two hundred forty-two million, five hundred eighty-eight thousand, six hundred five".