12608628479 has 4 divisors (see below), whose sum is σ = 12720209376. Its totient is φ = 12497047584.

The previous prime is 12608628449. The next prime is 12608628499. The reversal of 12608628479 is 97482680621.

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 12608628479 - 2¹² = 12608624383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12608628479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12608628449) 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, 55790279 + ... + 55790504.

It is an arithmetic number, because the mean of its divisors is an integer number (3180052344).

Almost surely, 2^12608628479 is an apocalyptic number.

12608628479 is a deficient number, since it is larger than the sum of its proper divisors (111580897).

12608628479 is a wasteful number, since it uses less digits than its factorization.

12608628479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111580896.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 12608628479 in words is "twelve billion, six hundred eight million, six hundred twenty-eight thousand, four hundred seventy-nine".