3116666871 has 24 divisors (see below), whose sum is σ = 4667461760. Its totient is φ = 2001931200.

The previous prime is 3116666807. The next prime is 3116666879. The reversal of 3116666871 is 1786666113.

It is not a de Polignac number, because 3116666871 - 2⁶ = 3116666807 is a prime.

It is a super-2 number, since 2×3116666871² = 19427224769577861282, which 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 (3116666879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39501 + ... + 88281.

Almost surely, 2^3116666871 is an apocalyptic number.

3116666871 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3116666871 is a deficient number, since it is larger than the sum of its proper divisors (1550794889).

3116666871 is a wasteful number, since it uses less digits than its factorization.

3116666871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49047 (or 49044 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 3116666871 is about 55827.1159115353. The cubic root of 3116666871 is about 1460.7081807074.

The spelling of 3116666871 in words is "three billion, one hundred sixteen million, six hundred sixty-six thousand, eight hundred seventy-one".