11061716720057 has 4 divisors (see below), whose sum is σ = 11127954544896. Its totient is φ = 10995478895220.

The previous prime is 11061716720011. The next prime is 11061716720147. The reversal of 11061716720057 is 75002761716011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11061716720057 - 2¹⁰ = 11061716719033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11061716726057) 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, 33118912169 + ... + 33118912502.

It is an arithmetic number, because the mean of its divisors is an integer number (2781988636224).

Almost surely, 2^{11061716720057} is an apocalyptic number.

It is an amenable number.

11061716720057 is a deficient number, since it is larger than the sum of its proper divisors (66237824839).

11061716720057 is an equidigital number, since it uses as much as digits as its factorization.

11061716720057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66237824838.

The product of its (nonzero) digits is 123480, while the sum is 44.

The spelling of 11061716720057 in words is "eleven trillion, sixty-one billion, seven hundred sixteen million, seven hundred twenty thousand, fifty-seven".