11051640563611 has 2 divisors, whose sum is σ = 11051640563612. Its totient is φ = 11051640563610.

The previous prime is 11051640563569. The next prime is 11051640563863. The reversal of 11051640563611 is 11636504615011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11051640563611 - 2³⁷ = 10914201610139 is a prime.

It is not a weakly prime, because it can be changed into another prime (11051640563111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525820281805 + 5525820281806.

It is an arithmetic number, because the mean of its divisors is an integer number (5525820281806).

Almost surely, 2^{11051640563611} is an apocalyptic number.

11051640563611 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051640563611 is an equidigital number, since it uses as much as digits as its factorization.

11051640563611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 11051640563611 in words is "eleven trillion, fifty-one billion, six hundred forty million, five hundred sixty-three thousand, six hundred eleven".