3530656661 has 8 divisors (see below), whose sum is σ = 4144091520. Its totient is φ = 2944485648.

The previous prime is 3530656651. The next prime is 3530656667. The reversal of 3530656661 is 1666560353.

3530656661 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 3530656661 - 2¹⁰ = 3530655637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3530656667) 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, 6815681 + ... + 6816198.

It is an arithmetic number, because the mean of its divisors is an integer number (518011440).

Almost surely, 2^3530656661 is an apocalyptic number.

It is an amenable number.

3530656661 is a deficient number, since it is larger than the sum of its proper divisors (613434859).

3530656661 is a wasteful number, since it uses less digits than its factorization.

3530656661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13631923.

The product of its (nonzero) digits is 291600, while the sum is 41.

The square root of 3530656661 is about 59419.3290184263. The cubic root of 3530656661 is about 1522.7145428684.

The spelling of 3530656661 in words is "three billion, five hundred thirty million, six hundred fifty-six thousand, six hundred sixty-one".