12634357055 has 16 divisors (see below), whose sum is σ = 15915571200. Its totient is φ = 9615643680.

The previous prime is 12634357039. The next prime is 12634357067. The reversal of 12634357055 is 55075343621.

It is not a de Polignac number, because 12634357055 - 2⁴ = 12634357039 is a prime.

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, 681635 + ... + 699924.

It is an arithmetic number, because the mean of its divisors is an integer number (994723200).

Almost surely, 2^12634357055 is an apocalyptic number.

12634357055 is a deficient number, since it is larger than the sum of its proper divisors (3281214145).

12634357055 is a wasteful number, since it uses less digits than its factorization.

12634357055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381654.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 12634357055 in words is "twelve billion, six hundred thirty-four million, three hundred fifty-seven thousand, fifty-five".