12632589961 has 8 divisors (see below), whose sum is σ = 12655991264. Its totient is φ = 12609211680.

The previous prime is 12632589953. The next prime is 12632590001. The reversal of 12632589961 is 16998523621.

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 12632589961 - 2³ = 12632589953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12632589899 and 12632589908.

It is not an unprimeable number, because it can be changed into a prime (12632589661) 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, 1385026 + ... + 1394116.

It is an arithmetic number, because the mean of its divisors is an integer number (1581998908).

Almost surely, 2^12632589961 is an apocalyptic number.

It is an amenable number.

12632589961 is a deficient number, since it is larger than the sum of its proper divisors (23401303).

12632589961 is an equidigital number, since it uses as much as digits as its factorization.

12632589961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11511.

The product of its digits is 1399680, while the sum is 52.

The spelling of 12632589961 in words is "twelve billion, six hundred thirty-two million, five hundred eighty-nine thousand, nine hundred sixty-one".