14663873638 has 16 divisors (see below), whose sum is σ = 22200104160. Its totient is φ = 7264050496.

The previous prime is 14663873579. The next prime is 14663873641. The reversal of 14663873638 is 83637836641.

It is a happy number.

It is a congruent 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, 86895 + ... + 192037.

It is an arithmetic number, because the mean of its divisors is an integer number (1387506510).

Almost surely, 2^14663873638 is an apocalyptic number.

14663873638 is a deficient number, since it is larger than the sum of its proper divisors (7536230522).

14663873638 is a wasteful number, since it uses less digits than its factorization.

14663873638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105791.

The product of its digits is 10450944, while the sum is 55.

The spelling of 14663873638 in words is "fourteen billion, six hundred sixty-three million, eight hundred seventy-three thousand, six hundred thirty-eight".