5605005005111 has 4 divisors (see below), whose sum is σ = 5798281039800. Its totient is φ = 5411728970424.

The previous prime is 5605005005099. The next prime is 5605005005167. The reversal of 5605005005111 is 1115005005065.

It is a happy number.

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 5605005005111 - 2³⁸ = 5330127098167 is a prime.

It is a super-2 number, since 2×5605005005111² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 193276034659 = 5605005005111 / (5 + 6 + 0 + 5 + 0 + 0 + 5 + 0 + 0 + 5 + 1 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605005004111) by changing a digit.

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, 96638017301 + ... + 96638017358.

It is an arithmetic number, because the mean of its divisors is an integer number (1449570259950).

Almost surely, 2^{5605005005111} is an apocalyptic number.

5605005005111 is a deficient number, since it is larger than the sum of its proper divisors (193276034689).

5605005005111 is a wasteful number, since it uses less digits than its factorization.

5605005005111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193276034688.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 5605005005111 in words is "five trillion, six hundred five billion, five million, five thousand, one hundred eleven".