12798344571 has 4 divisors (see below), whose sum is σ = 17064459432. Its totient is φ = 8532229712.

The previous prime is 12798344567. The next prime is 12798344621. The reversal of 12798344571 is 17544389721.

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

It is a cyclic number.

It is not a de Polignac number, because 12798344571 - 2² = 12798344567 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12798344521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2133057426 + ... + 2133057431.

It is an arithmetic number, because the mean of its divisors is an integer number (4266114858).

Almost surely, 2^12798344571 is an apocalyptic number.

12798344571 is a deficient number, since it is larger than the sum of its proper divisors (4266114861).

12798344571 is an equidigital number, since it uses as much as digits as its factorization.

12798344571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266114860.

The product of its digits is 1693440, while the sum is 51.

The spelling of 12798344571 in words is "twelve billion, seven hundred ninety-eight million, three hundred forty-four thousand, five hundred seventy-one".