3516868687 has 4 divisors (see below), whose sum is σ = 3630316096. Its totient is φ = 3403421280.

The previous prime is 3516868651. The next prime is 3516868697. The reversal of 3516868687 is 7868686153.

3516868687 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3516868687 - 2⁷ = 3516868559 is a prime.

It is a super-2 number, since 2×3516868687² = 24736730723202207938, 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 (3516868627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56723658 + ... + 56723719.

It is an arithmetic number, because the mean of its divisors is an integer number (907579024).

Almost surely, 2^3516868687 is an apocalyptic number.

3516868687 is a deficient number, since it is larger than the sum of its proper divisors (113447409).

3516868687 is a wasteful number, since it uses less digits than its factorization.

3516868687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113447408.

The product of its digits is 11612160, while the sum is 58.

The square root of 3516868687 is about 59303.1928904338. The cubic root of 3516868687 is about 1520.7297809968.

The spelling of 3516868687 in words is "three billion, five hundred sixteen million, eight hundred sixty-eight thousand, six hundred eighty-seven".