5611611722 has 8 divisors (see below), whose sum is σ = 8418152772. Its totient is φ = 2805560800.

The previous prime is 5611611667. The next prime is 5611611749. The reversal of 5611611722 is 2271161165.

It can be written as a sum of positive squares in 2 ways, for example, as 5178097681 + 433514041 = 71959^2 + 20821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5611611722² = 62980372236975610568, which contains 22 as substring.

It is an unprimeable number.

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, 92429 + ... + 140592.

Almost surely, 2^5611611722 is an apocalyptic number.

5611611722 is a deficient number, since it is larger than the sum of its proper divisors (2806541050).

5611611722 is a wasteful number, since it uses less digits than its factorization.

5611611722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245064.

The product of its digits is 5040, while the sum is 32.

The square root of 5611611722 is about 74910.6916401124. The cubic root of 5611611722 is about 1777.0345483138.

Adding to 5611611722 its reverse (2271161165), we get a palindrome (7882772887).

The spelling of 5611611722 in words is "five billion, six hundred eleven million, six hundred eleven thousand, seven hundred twenty-two".