12634622046215 has 16 divisors (see below), whose sum is σ = 16353055510848. Its totient is φ = 9315761719296.

The previous prime is 12634622046191. The next prime is 12634622046223. The reversal of 12634622046215 is 51264022643621.

It is a happy number.

12634622046215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12634622046215 - 2³⁸ = 12359744139271 is a prime.

It is a super-2 number, since 2×12634622046215² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150173402 + ... + 150257511.

It is an arithmetic number, because the mean of its divisors is an integer number (1022065969428).

Almost surely, 2^{12634622046215} is an apocalyptic number.

12634622046215 is a deficient number, since it is larger than the sum of its proper divisors (3718433464633).

12634622046215 is a wasteful number, since it uses less digits than its factorization.

12634622046215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300431578.

The product of its (nonzero) digits is 829440, while the sum is 44.

Adding to 12634622046215 its reverse (51264022643621), we get a palindrome (63898644689836).

The spelling of 12634622046215 in words is "twelve trillion, six hundred thirty-four billion, six hundred twenty-two million, forty-six thousand, two hundred fifteen".