14163547642 has 8 divisors (see below), whose sum is σ = 21246949332. Its totient is φ = 7081231200.

The previous prime is 14163547639. The next prime is 14163547649. The reversal of 14163547642 is 24674536141.

It can be written as a sum of positive squares in 2 ways, for example, as 11907392641 + 2256155001 = 109121^2 + 47499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14163547649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237859 + ... + 291382.

Almost surely, 2^14163547642 is an apocalyptic number.

14163547642 is a deficient number, since it is larger than the sum of its proper divisors (7083401690).

14163547642 is a wasteful number, since it uses less digits than its factorization.

14163547642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542624.

The product of its digits is 483840, while the sum is 43.

The spelling of 14163547642 in words is "fourteen billion, one hundred sixty-three million, five hundred forty-seven thousand, six hundred forty-two".