3171431742886 has 16 divisors (see below), whose sum is σ = 5240997915408. Its totient is φ = 1427287012000.

The previous prime is 3171431742841. The next prime is 3171431742931. The reversal of 3171431742886 is 6882471341713.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3171431742841) and next prime (3171431742931).

It is a super-2 number, since 2×3171431742886² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 713641285 + ... + 713645728.

It is an arithmetic number, because the mean of its divisors is an integer number (327562369713).

Almost surely, 2^{3171431742886} is an apocalyptic number.

3171431742886 is a deficient number, since it is larger than the sum of its proper divisors (2069566172522).

3171431742886 is a wasteful number, since it uses less digits than its factorization.

3171431742886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427287127.

The product of its digits is 5419008, while the sum is 55.

The spelling of 3171431742886 in words is "three trillion, one hundred seventy-one billion, four hundred thirty-one million, seven hundred forty-two thousand, eight hundred eighty-six".