12651722614 has 4 divisors (see below), whose sum is σ = 18977583924. Its totient is φ = 6325861306.

The previous prime is 12651722597. The next prime is 12651722621. The reversal of 12651722614 is 41622715621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41622715621 = 53 ⋅785334257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3162930652 + ... + 3162930655.

It is an arithmetic number, because the mean of its divisors is an integer number (4744395981).

Almost surely, 2^12651722614 is an apocalyptic number.

12651722614 is a deficient number, since it is larger than the sum of its proper divisors (6325861310).

12651722614 is an equidigital number, since it uses as much as digits as its factorization.

12651722614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325861309.

The product of its digits is 40320, while the sum is 37.

The spelling of 12651722614 in words is "twelve billion, six hundred fifty-one million, seven hundred twenty-two thousand, six hundred fourteen".