12633274651 has 8 divisors (see below), whose sum is σ = 13545731520. Its totient is φ = 11739631488.

The previous prime is 12633274631. The next prime is 12633274711. The reversal of 12633274651 is 15647233621.

It is a happy number.

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 12633274651 - 2²¹ = 12631177499 is a prime.

It is a super-4 number, since 4×12633274651⁴ (a number of 42 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12633274631) 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, 4702036 + ... + 4704721.

It is an arithmetic number, because the mean of its divisors is an integer number (1693216440).

Almost surely, 2^12633274651 is an apocalyptic number.

12633274651 is a deficient number, since it is larger than the sum of its proper divisors (912456869).

12633274651 is an equidigital number, since it uses as much as digits as its factorization.

12633274651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9406853.

The product of its digits is 181440, while the sum is 40.

The spelling of 12633274651 in words is "twelve billion, six hundred thirty-three million, two hundred seventy-four thousand, six hundred fifty-one".