12633375551 has 8 divisors (see below), whose sum is σ = 12957537600. Its totient is φ = 12309976960.

The previous prime is 12633375541. The next prime is 12633375569. The reversal of 12633375551 is 15557333621.

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 12633375551 - 2⁶ = 12633375487 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12633375499 and 12633375508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12633375541) 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, 157271 + ... + 223608.

It is an arithmetic number, because the mean of its divisors is an integer number (1619692200).

Almost surely, 2^12633375551 is an apocalyptic number.

12633375551 is a deficient number, since it is larger than the sum of its proper divisors (324162049).

12633375551 is an equidigital number, since it uses as much as digits as its factorization.

12633375551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381729.

The product of its digits is 283500, while the sum is 41.

The spelling of 12633375551 in words is "twelve billion, six hundred thirty-three million, three hundred seventy-five thousand, five hundred fifty-one".