14538702731666 has 32 divisors (see below), whose sum is σ = 23748317208000. Its totient is φ = 6649030487232.

The previous prime is 14538702731599. The next prime is 14538702731677. The reversal of 14538702731666 is 66613720783541.

It is a super-3 number, since 3×14538702731666³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 30961280 + ... + 31427348.

It is an arithmetic number, because the mean of its divisors is an integer number (742134912750).

Almost surely, 2^{14538702731666} is an apocalyptic number.

14538702731666 is a deficient number, since it is larger than the sum of its proper divisors (9209614476334).

14538702731666 is a wasteful number, since it uses less digits than its factorization.

14538702731666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494426.

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 14538702731666 in words is "fourteen trillion, five hundred thirty-eight billion, seven hundred two million, seven hundred thirty-one thousand, six hundred sixty-six".