12594462261 has 4 divisors (see below), whose sum is σ = 16792616352. Its totient is φ = 8396308172.

The previous prime is 12594462211. The next prime is 12594462269. The reversal of 12594462261 is 16226449521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12594462261 - 2³⁰ = 11520720437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12594462269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2099077041 + ... + 2099077046.

It is an arithmetic number, because the mean of its divisors is an integer number (4198154088).

Almost surely, 2^12594462261 is an apocalyptic number.

It is an amenable number.

12594462261 is a deficient number, since it is larger than the sum of its proper divisors (4198154091).

12594462261 is an equidigital number, since it uses as much as digits as its factorization.

12594462261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198154090.

The product of its digits is 207360, while the sum is 42.

The spelling of 12594462261 in words is "twelve billion, five hundred ninety-four million, four hundred sixty-two thousand, two hundred sixty-one".