14215661329689 has 12 divisors (see below), whose sum is σ = 20553883911600. Its totient is φ = 9467807147064.

The previous prime is 14215661329669. The next prime is 14215661329711. The reversal of 14215661329689 is 98692316651241.

14215661329689 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 5 + 6 + 613 + 2 + 9 + 6 + 8 + 9 = 666.

It is not a de Polignac number, because 14215661329689 - 2⁵ = 14215661329657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14215661329669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 775024159 + ... + 775042500.

It is an arithmetic number, because the mean of its divisors is an integer number (1712823659300).

Almost surely, 2^{14215661329689} is an apocalyptic number.

It is an amenable number.

14215661329689 is a deficient number, since it is larger than the sum of its proper divisors (6338222581911).

14215661329689 is a wasteful number, since it uses less digits than its factorization.

14215661329689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550067684 (or 1550067681 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 63.

The spelling of 14215661329689 in words is "fourteen trillion, two hundred fifteen billion, six hundred sixty-one million, three hundred twenty-nine thousand, six hundred eighty-nine".