12603026306 has 64 divisors (see below), whose sum is σ = 22332240000. Its totient is φ = 5281500672.

The previous prime is 12603026291. The next prime is 12603026311. The reversal of 12603026306 is 60362030621.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1988150 + ... + 1994478.

It is an arithmetic number, because the mean of its divisors is an integer number (348941250).

Almost surely, 2^12603026306 is an apocalyptic number.

12603026306 is a deficient number, since it is larger than the sum of its proper divisors (9729213694).

12603026306 is a wasteful number, since it uses less digits than its factorization.

12603026306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6531.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 12603026306 its reverse (60362030621), we get a palindrome (72965056927).

The spelling of 12603026306 in words is "twelve billion, six hundred three million, twenty-six thousand, three hundred six".