14719329017887 has 4 divisors (see below), whose sum is σ = 15851585096200. Its totient is φ = 13587072939576.

The previous prime is 14719329017873. The next prime is 14719329017891. The reversal of 14719329017887 is 78871092391741.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14719329017887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14719329017287) 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, 566128039137 + ... + 566128039162.

It is an arithmetic number, because the mean of its divisors is an integer number (3962896274050).

Almost surely, 2^{14719329017887} is an apocalyptic number.

14719329017887 is a deficient number, since it is larger than the sum of its proper divisors (1132256078313).

14719329017887 is a wasteful number, since it uses less digits than its factorization.

14719329017887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132256078312.

The product of its (nonzero) digits is 42674688, while the sum is 67.

The spelling of 14719329017887 in words is "fourteen trillion, seven hundred nineteen billion, three hundred twenty-nine million, seventeen thousand, eight hundred eighty-seven".