10666061560001 has 12 divisors (see below), whose sum is σ = 10774028762496. Its totient is φ = 10559165917200.

The previous prime is 10666061559971. The next prime is 10666061560073. The reversal of 10666061560001 is 10006516066601.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-10666061560001 is a prime.

It is a super-2 number, since 2×10666061560001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10666061560201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89535860 + ... + 89654906.

It is an arithmetic number, because the mean of its divisors is an integer number (897835730208).

Almost surely, 2^{10666061560001} is an apocalyptic number.

It is an amenable number.

10666061560001 is a deficient number, since it is larger than the sum of its proper divisors (107967202495).

10666061560001 is an equidigital number, since it uses as much as digits as its factorization.

10666061560001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128032 (or 127931 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 10666061560001 in words is "ten trillion, six hundred sixty-six billion, sixty-one million, five hundred sixty thousand, one".