16871535538377 has 24 divisors (see below), whose sum is σ = 24359244596064. Its totient is φ = 10382337972864.

The previous prime is 16871535538357. The next prime is 16871535538379. The reversal of 16871535538377 is 77383553517861.

It is not a de Polignac number, because 16871535538377 - 2¹⁴ = 16871535521993 is a prime.

It is a super-2 number, since 2×16871535538377² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16871535538379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44428453 + ... + 44806589.

It is an arithmetic number, because the mean of its divisors is an integer number (1014968524836).

Almost surely, 2^{16871535538377} is an apocalyptic number.

It is an amenable number.

16871535538377 is a deficient number, since it is larger than the sum of its proper divisors (7487709057687).

16871535538377 is a wasteful number, since it uses less digits than its factorization.

16871535538377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466169 (or 466156 counting only the distinct ones).

The product of its digits is 444528000, while the sum is 69.

The spelling of 16871535538377 in words is "sixteen trillion, eight hundred seventy-one billion, five hundred thirty-five million, five hundred thirty-eight thousand, three hundred seventy-seven".