12743422659 has 32 divisors (see below), whose sum is σ = 20601734400. Its totient is φ = 7720922880.

The previous prime is 12743422651. The next prime is 12743422669. The reversal of 12743422659 is 95622434721.

12743422659 is a `hidden beast` number, since 127 + 43 + 422 + 65 + 9 = 666.

It is not a de Polignac number, because 12743422659 - 2³ = 12743422651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12743422651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1812052 + ... + 1819070.

It is an arithmetic number, because the mean of its divisors is an integer number (643804200).

Almost surely, 2^12743422659 is an apocalyptic number.

12743422659 is a deficient number, since it is larger than the sum of its proper divisors (7858311741).

12743422659 is a wasteful number, since it uses less digits than its factorization.

12743422659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13152 (or 13146 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 12743422659 in words is "twelve billion, seven hundred forty-three million, four hundred twenty-two thousand, six hundred fifty-nine".