10561111059999 has 8 divisors (see below), whose sum is σ = 14206096293552. Its totient is φ = 6978433266560.

The previous prime is 10561111059991. The next prime is 10561111060039. The reversal of 10561111059999 is 99995011116501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10561111059999 - 2³ = 10561111059991 is a prime.

It is a super-2 number, since 2×10561111059999² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561111059991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15576859632 + ... + 15576860309.

It is an arithmetic number, because the mean of its divisors is an integer number (1775762036694).

Almost surely, 2^{10561111059999} is an apocalyptic number.

10561111059999 is a deficient number, since it is larger than the sum of its proper divisors (3644985233553).

10561111059999 is a wasteful number, since it uses less digits than its factorization.

10561111059999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31153720057.

The product of its (nonzero) digits is 984150, while the sum is 57.

The spelling of 10561111059999 in words is "ten trillion, five hundred sixty-one billion, one hundred eleven million, fifty-nine thousand, nine hundred ninety-nine".