3616681799 has 4 divisors (see below), whose sum is σ = 3616935336. Its totient is φ = 3616428264.

The previous prime is 3616681777. The next prime is 3616681811. The reversal of 3616681799 is 9971866163.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3616681799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3616681199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104009 + ... + 134354.

It is an arithmetic number, because the mean of its divisors is an integer number (904233834).

Almost surely, 2^3616681799 is an apocalyptic number.

3616681799 is a deficient number, since it is larger than the sum of its proper divisors (253537).

3616681799 is a wasteful number, since it uses less digits than its factorization.

3616681799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253536.

The product of its digits is 2939328, while the sum is 56.

The square root of 3616681799 is about 60138.8543206470. The cubic root of 3616681799 is about 1534.9825175995.

The spelling of 3616681799 in words is "three billion, six hundred sixteen million, six hundred eighty-one thousand, seven hundred ninety-nine".