16368259634 has 16 divisors (see below), whose sum is σ = 26893085400. Its totient is φ = 7437099264.

The previous prime is 16368259627. The next prime is 16368259679. The reversal of 16368259634 is 43695286361.

It can be written as a sum of positive squares in 4 ways, for example, as 11610709009 + 4757550625 = 107753^2 + 68975^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8299349 + ... + 8301320.

Almost surely, 2^16368259634 is an apocalyptic number.

16368259634 is a deficient number, since it is larger than the sum of its proper divisors (10524825766).

16368259634 is a wasteful number, since it uses less digits than its factorization.

16368259634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16600717.

The product of its digits is 5598720, while the sum is 53.

The spelling of 16368259634 in words is "sixteen billion, three hundred sixty-eight million, two hundred fifty-nine thousand, six hundred thirty-four".