12630404611 has 16 divisors (see below), whose sum is σ = 14211168768. Its totient is φ = 11126572000.

The previous prime is 12630404557. The next prime is 12630404681. The reversal of 12630404611 is 11640403621.

It is a cyclic number.

It is not a de Polignac number, because 12630404611 - 2¹¹ = 12630402563 is a prime.

It is a super-2 number, since 2×12630404611² (a number of 21 digits) contains 22 as substring.

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 12630404611.

It is not an unprimeable number, because it can be changed into a prime (12630404681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68725 + ... + 173158.

It is an arithmetic number, because the mean of its divisors is an integer number (888198048).

Almost surely, 2^12630404611 is an apocalyptic number.

12630404611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12630404611 is a deficient number, since it is larger than the sum of its proper divisors (1580764157).

12630404611 is a wasteful number, since it uses less digits than its factorization.

12630404611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242042.

The product of its (nonzero) digits is 3456, while the sum is 28.

It can be divided in two parts, 12630 and 404611, that added together give a triangular number (417241 = T₉₁₃).

The spelling of 12630404611 in words is "twelve billion, six hundred thirty million, four hundred four thousand, six hundred eleven".