11056511132767 has 4 divisors (see below), whose sum is σ = 11067425754840. Its totient is φ = 11045596510696.

The previous prime is 11056511132743. The next prime is 11056511132789. The reversal of 11056511132767 is 76723111565011.

11056511132767 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11056511132767 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 (11056511132707) 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, 5457309517 + ... + 5457311542.

It is an arithmetic number, because the mean of its divisors is an integer number (2766856438710).

Almost surely, 2^{11056511132767} is an apocalyptic number.

11056511132767 is a deficient number, since it is larger than the sum of its proper divisors (10914622073).

11056511132767 is a wasteful number, since it uses less digits than its factorization.

11056511132767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10914622072.

The product of its (nonzero) digits is 264600, while the sum is 46.

Adding to 11056511132767 its reverse (76723111565011), we get a palindrome (87779622697778).

The spelling of 11056511132767 in words is "eleven trillion, fifty-six billion, five hundred eleven million, one hundred thirty-two thousand, seven hundred sixty-seven".