11006651560661 has 8 divisors (see below), whose sum is σ = 11139334345440. Its totient is φ = 10873970502832.

The previous prime is 11006651560649. The next prime is 11006651560669. The reversal of 11006651560661 is 16606515660011.

11006651560661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11006651560661 - 2²² = 11006647366357 is a prime.

It is a super-2 number, since 2×11006651560661² (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 (11006651560669) 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, 16256030 + ... + 16919568.

It is an arithmetic number, because the mean of its divisors is an integer number (1392416793180).

Almost surely, 2^{11006651560661} is an apocalyptic number.

It is an amenable number.

11006651560661 is a deficient number, since it is larger than the sum of its proper divisors (132682784779).

11006651560661 is an equidigital number, since it uses as much as digits as its factorization.

11006651560661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863475.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 11006651560661 in words is "eleven trillion, six billion, six hundred fifty-one million, five hundred sixty thousand, six hundred sixty-one".