3611660011 has 8 divisors (see below), whose sum is σ = 3803032400. Its totient is φ = 3420416160.

The previous prime is 3611659921. The next prime is 3611660051. The reversal of 3611660011 is 1100661163.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3611660011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3611660051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28501 + ... + 89641.

It is an arithmetic number, because the mean of its divisors is an integer number (475379050).

Almost surely, 2^3611660011 is an apocalyptic number.

3611660011 is a deficient number, since it is larger than the sum of its proper divisors (191372389).

3611660011 is a wasteful number, since it uses less digits than its factorization.

3611660011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64269.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 3611660011 is about 60097.0882073333. The cubic root of 3611660011 is about 1534.2717438689.

The spelling of 3611660011 in words is "three billion, six hundred eleven million, six hundred sixty thousand, eleven".