15717672916327 has 4 divisors (see below), whose sum is σ = 15717786545560. Its totient is φ = 15717559287096.

The previous prime is 15717672916313. The next prime is 15717672916403. The reversal of 15717672916327 is 72361927671751.

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

It is a cyclic number.

It is not a de Polignac number, because 15717672916327 - 2³¹ = 15715525432679 is a prime.

It is a super-2 number, since 2×15717672916327² (a number of 27 digits) contains 22 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 (15717672916727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56606877 + ... + 56883862.

It is an arithmetic number, because the mean of its divisors is an integer number (3929446636390).

Almost surely, 2^{15717672916327} is an apocalyptic number.

15717672916327 is a deficient number, since it is larger than the sum of its proper divisors (113629233).

15717672916327 is a wasteful number, since it uses less digits than its factorization.

15717672916327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113629232.

The product of its digits is 46675440, while the sum is 64.

The spelling of 15717672916327 in words is "fifteen trillion, seven hundred seventeen billion, six hundred seventy-two million, nine hundred sixteen thousand, three hundred twenty-seven".