10561111060057 has 4 divisors (see below), whose sum is σ = 10561575981796. Its totient is φ = 10560646138320.

The previous prime is 10561111060039. The next prime is 10561111060219. The reversal of 10561111060057 is 75006011116501.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6851311485001 + 3709799575056 = 2617501^2 + 1926084^2 .

It is a cyclic number.

It is not a de Polignac number, because 10561111060057 - 2¹¹ = 10561111058009 is a prime.

It is a super-2 number, since 2×10561111060057² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10561111060657) 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, 232426794 + ... + 232472227.

It is an arithmetic number, because the mean of its divisors is an integer number (2640393995449).

Almost surely, 2^{10561111060057} is an apocalyptic number.

It is an amenable number.

10561111060057 is a deficient number, since it is larger than the sum of its proper divisors (464921739).

10561111060057 is an equidigital number, since it uses as much as digits as its factorization.

10561111060057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464921738.

The product of its (nonzero) digits is 6300, while the sum is 34.

Adding to 10561111060057 its reverse (75006011116501), we get a palindrome (85567122176558).

The spelling of 10561111060057 in words is "ten trillion, five hundred sixty-one billion, one hundred eleven million, sixty thousand, fifty-seven".