2086169716 has 6 divisors (see below), whose sum is σ = 3650797010. Its totient is φ = 1043084856.

The previous prime is 2086169699. The next prime is 2086169719. The reversal of 2086169716 is 6179616802.

It can be written as a sum of positive squares in only one way, i.e., 1075184100 + 1010985616 = 32790^2 + 31796^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086169719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260771211 + ... + 260771218.

Almost surely, 2^2086169716 is an apocalyptic number.

It is an amenable number.

2086169716 is a deficient number, since it is larger than the sum of its proper divisors (1564627294).

2086169716 is a wasteful number, since it uses less digits than its factorization.

2086169716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521542433 (or 521542431 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 2086169716 is about 45674.6069058071. The cubic root of 2086169716 is about 1277.7617369586.

The spelling of 2086169716 in words is "two billion, eighty-six million, one hundred sixty-nine thousand, seven hundred sixteen".