3587168397491 has 8 divisors (see below), whose sum is σ = 4099656447744. Its totient is φ = 3074689202760.

The previous prime is 3587168397479. The next prime is 3587168397497. The reversal of 3587168397491 is 1947938617853.

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

It is not a de Polignac number, because 3587168397491 - 2¹⁰ = 3587168396467 is a prime.

It is a super-2 number, since 2×3587168397491² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3587168397497) 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 7 ways as a sum of consecutive naturals, for example, 1321895 + ... + 2986928.

It is an arithmetic number, because the mean of its divisors is an integer number (512457055968).

Almost surely, 2^{3587168397491} is an apocalyptic number.

3587168397491 is a deficient number, since it is larger than the sum of its proper divisors (512488050253).

3587168397491 is a wasteful number, since it uses less digits than its factorization.

3587168397491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427761.

The product of its digits is 274337280, while the sum is 71.

The spelling of 3587168397491 in words is "three trillion, five hundred eighty-seven billion, one hundred sixty-eight million, three hundred ninety-seven thousand, four hundred ninety-one".