12506268603 has 8 divisors (see below), whose sum is σ = 17655908688. Its totient is φ = 7847070464.

The previous prime is 12506268557. The next prime is 12506268611. The reversal of 12506268603 is 30686260521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12506268603 - 2⁶ = 12506268539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12506268613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122610426 + ... + 122610527.

It is an arithmetic number, because the mean of its divisors is an integer number (2206988586).

Almost surely, 2^12506268603 is an apocalyptic number.

12506268603 is a deficient number, since it is larger than the sum of its proper divisors (5149640085).

12506268603 is a wasteful number, since it uses less digits than its factorization.

12506268603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245220973.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 12506268603 in words is "twelve billion, five hundred six million, two hundred sixty-eight thousand, six hundred three".