5611660517 has 6 divisors (see below), whose sum is σ = 5798522214. Its totient is φ = 5430638280.

The previous prime is 5611660477. The next prime is 5611660541. The reversal of 5611660517 is 7150661165.

5611660517 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3546321601 + 2065338916 = 59551^2 + 45446^2 .

It is not a de Polignac number, because 5611660517 - 2²⁶ = 5544551653 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 (5611660567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2918738 + ... + 2920659.

It is an arithmetic number, because the mean of its divisors is an integer number (966420369).

Almost surely, 2^5611660517 is an apocalyptic number.

It is an amenable number.

5611660517 is a deficient number, since it is larger than the sum of its proper divisors (186861697).

5611660517 is an equidigital number, since it uses as much as digits as its factorization.

5611660517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5839459 (or 5839428 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 5611660517 is about 74911.0173272263. The cubic root of 5611660517 is about 1777.0396989522.

The spelling of 5611660517 in words is "five billion, six hundred eleven million, six hundred sixty thousand, five hundred seventeen".