2671316691 has 16 divisors (see below), whose sum is σ = 3577484160. Its totient is φ = 1773031680.

The previous prime is 2671316677. The next prime is 2671316699. The reversal of 2671316691 is 1966131762.

It is not a de Polignac number, because 2671316691 - 2¹¹ = 2671314643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2671316699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763456 + ... + 766946.

It is an arithmetic number, because the mean of its divisors is an integer number (223592760).

Almost surely, 2^2671316691 is an apocalyptic number.

2671316691 is a deficient number, since it is larger than the sum of its proper divisors (906167469).

2671316691 is a wasteful number, since it uses less digits than its factorization.

2671316691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546.

The product of its digits is 81648, while the sum is 42.

The square root of 2671316691 is about 51684.7820059251. The cubic root of 2671316691 is about 1387.5281173427.

The spelling of 2671316691 in words is "two billion, six hundred seventy-one million, three hundred sixteen thousand, six hundred ninety-one".