12593922505 has 8 divisors (see below), whose sum is σ = 15136287624. Its totient is φ = 10059417600.

The previous prime is 12593922499. The next prime is 12593922529. The reversal of 12593922505 is 50522939521.

It can be written as a sum of positive squares in 4 ways, for example, as 4599416761 + 7994505744 = 67819^2 + 89412^2 .

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

It is not a de Polignac number, because 12593922505 - 2¹⁷ = 12593791433 is a prime.

It is a Duffinian number.

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, 1961526 + ... + 1967935.

It is an arithmetic number, because the mean of its divisors is an integer number (1892035953).

Almost surely, 2^12593922505 is an apocalyptic number.

It is an amenable number.

12593922505 is a deficient number, since it is larger than the sum of its proper divisors (2542365119).

12593922505 is an equidigital number, since it uses as much as digits as its factorization.

12593922505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930107.

The product of its (nonzero) digits is 243000, while the sum is 43.

The spelling of 12593922505 in words is "twelve billion, five hundred ninety-three million, nine hundred twenty-two thousand, five hundred five".