5999964617 has 4 divisors (see below), whose sum is σ = 6015078276. Its totient is φ = 5984850960.

The previous prime is 5999964613. The next prime is 5999964643. The reversal of 5999964617 is 7164699995.

It is a happy number.

5999964617 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 can be written as a sum of positive squares in 2 ways, for example, as 2823965881 + 3175998736 = 53141^2 + 56356^2 .

It is a cyclic number.

It is not a de Polignac number, because 5999964617 - 2² = 5999964613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5999964613) 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, 7556234 + ... + 7557027.

It is an arithmetic number, because the mean of its divisors is an integer number (1503769569).

Almost surely, 2^5999964617 is an apocalyptic number.

It is an amenable number.

5999964617 is a deficient number, since it is larger than the sum of its proper divisors (15113659).

5999964617 is a wasteful number, since it uses less digits than its factorization.

5999964617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15113658.

The product of its digits is 33067440, while the sum is 65.

The square root of 5999964617 is about 77459.4385275287. The cubic root of 5999964617 is about 1817.1170208708.

The spelling of 5999964617 in words is "five billion, nine hundred ninety-nine million, nine hundred sixty-four thousand, six hundred seventeen".