12630334255 has 32 divisors (see below), whose sum is σ = 18902937600. Its totient is φ = 7870686720.

The previous prime is 12630334237. The next prime is 12630334261. The reversal of 12630334255 is 55243303621.

It is not a de Polignac number, because 12630334255 - 2⁹ = 12630333743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12630334255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1955271 + ... + 1961719.

It is an arithmetic number, because the mean of its divisors is an integer number (590716800).

Almost surely, 2^12630334255 is an apocalyptic number.

12630334255 is a deficient number, since it is larger than the sum of its proper divisors (6272603345).

12630334255 is a wasteful number, since it uses less digits than its factorization.

12630334255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11559.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 12630334255 its reverse (55243303621), we get a palindrome (67873637876).

The spelling of 12630334255 in words is "twelve billion, six hundred thirty million, three hundred thirty-four thousand, two hundred fifty-five".