56006050105511 has 4 divisors (see below), whose sum is σ = 61097509206024. Its totient is φ = 50914591005000.

The previous prime is 56006050105493. The next prime is 56006050105529. The reversal of 56006050105511 is 11550105060065.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (56006050105493) and next prime (56006050105529).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56006050105511 is a prime.

It is a super-2 number, since 2×56006050105511² (a number of 28 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 (56006050105541) 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, 2545729550240 + ... + 2545729550261.

It is an arithmetic number, because the mean of its divisors is an integer number (15274377301506).

Almost surely, 2^{56006050105511} is an apocalyptic number.

56006050105511 is a deficient number, since it is larger than the sum of its proper divisors (5091459100513).

56006050105511 is a wasteful number, since it uses less digits than its factorization.

56006050105511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091459100512.

The product of its (nonzero) digits is 22500, while the sum is 35.

Adding to 56006050105511 its reverse (11550105060065), we get a palindrome (67556155165576).

The spelling of 56006050105511 in words is "fifty-six trillion, six billion, fifty million, one hundred five thousand, five hundred eleven".