14887757317 has 8 divisors (see below), whose sum is σ = 14918967000. Its totient is φ = 14856582144.

The previous prime is 14887757309. The next prime is 14887757321. The reversal of 14887757317 is 71375778841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 50324836 + 14837432481 = 7094^2 + 121809^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14887757317 - 2³ = 14887757309 is a prime.

It is a super-4 number, since 4×14887757317⁴ (a number of 42 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14887857317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966883 + ... + 982159.

It is an arithmetic number, because the mean of its divisors is an integer number (1864870875).

Almost surely, 2^14887757317 is an apocalyptic number.

It is an amenable number.

14887757317 is a deficient number, since it is larger than the sum of its proper divisors (31209683).

14887757317 is a wasteful number, since it uses less digits than its factorization.

14887757317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17255.

The product of its digits is 9219840, while the sum is 58.

The spelling of 14887757317 in words is "fourteen billion, eight hundred eighty-seven million, seven hundred fifty-seven thousand, three hundred seventeen".