13134511642 has 24 divisors (see below), whose sum is σ = 22922393364. Its totient is φ = 5628091392.

The previous prime is 13134511633. The next prime is 13134511669. The reversal of 13134511642 is 24611543131.

13134511642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11935344001 + 1199167641 = 109249^2 + 34629^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 959188 + ... + 972784.

Almost surely, 2^13134511642 is an apocalyptic number.

13134511642 is a deficient number, since it is larger than the sum of its proper divisors (9787881722).

13134511642 is a wasteful number, since it uses less digits than its factorization.

13134511642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23470 (or 23463 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The spelling of 13134511642 in words is "thirteen billion, one hundred thirty-four million, five hundred eleven thousand, six hundred forty-two".