10661023366117 has 16 divisors (see below), whose sum is σ = 10709208474624. Its totient is φ = 10612944342000.

The previous prime is 10661023366079. The next prime is 10661023366121. The reversal of 10661023366117 is 71166332016601.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10661023366117 is a prime.

It is a super-2 number, since 2×10661023366117² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661023366517) 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 15 ways as a sum of consecutive naturals, for example, 997190742 + ... + 997201432.

It is an arithmetic number, because the mean of its divisors is an integer number (669325529664).

Almost surely, 2^{10661023366117} is an apocalyptic number.

It is an amenable number.

10661023366117 is a deficient number, since it is larger than the sum of its proper divisors (48185108507).

10661023366117 is a wasteful number, since it uses less digits than its factorization.

10661023366117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15240.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 10661023366117 in words is "ten trillion, six hundred sixty-one billion, twenty-three million, three hundred sixty-six thousand, one hundred seventeen".