5611600605511 has 4 divisors (see below), whose sum is σ = 5625320900800. Its totient is φ = 5597880310224.

The previous prime is 5611600605469. The next prime is 5611600605521. The reversal of 5611600605511 is 1155060061165.

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 5611600605511 - 2¹¹ = 5611600603463 is a prime.

It is a super-2 number, since 2×5611600605511² (a number of 26 digits) 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 (5611600605521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6860147031 + ... + 6860147848.

It is an arithmetic number, because the mean of its divisors is an integer number (1406330225200).

Almost surely, 2^{5611600605511} is an apocalyptic number.

5611600605511 is a deficient number, since it is larger than the sum of its proper divisors (13720295289).

5611600605511 is a wasteful number, since it uses less digits than its factorization.

5611600605511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13720295288.

The product of its (nonzero) digits is 27000, while the sum is 37.

Adding to 5611600605511 its reverse (1155060061165), we get a palindrome (6766660666676).

The spelling of 5611600605511 in words is "five trillion, six hundred eleven billion, six hundred million, six hundred five thousand, five hundred eleven".