12632866242 has 32 divisors (see below), whose sum is σ = 26393195520. Its totient is φ = 4023447120.

The previous prime is 12632866231. The next prime is 12632866289. The reversal of 12632866242 is 24266823621.

It is a super-3 number, since 3×12632866242³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12632866194 and 12632866203.

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 15 ways as a sum of consecutive naturals, for example, 77017 + ... + 176627.

It is an arithmetic number, because the mean of its divisors is an integer number (824787360).

Almost surely, 2^12632866242 is an apocalyptic number.

12632866242 is an abundant number, since it is smaller than the sum of its proper divisors (13760329278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12632866242 is a wasteful number, since it uses less digits than its factorization.

12632866242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100558.

The product of its digits is 331776, while the sum is 42.

The spelling of 12632866242 in words is "twelve billion, six hundred thirty-two million, eight hundred sixty-six thousand, two hundred forty-two".