3603030159661 has 12 divisors (see below), whose sum is σ = 3684349108188. Its totient is φ = 3523469722112.

The previous prime is 3603030159629. The next prime is 3603030159683. The reversal of 3603030159661 is 1669510303063.

3603030159661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2068689630436 + 1534340529225 = 1438294^2 + 1238685^2 .

It is not a de Polignac number, because 3603030159661 - 2⁵ = 3603030159629 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 (3603030159161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2018235 + ... + 3358471.

It is an arithmetic number, because the mean of its divisors is an integer number (307029092349).

Almost surely, 2^{3603030159661} is an apocalyptic number.

It is an amenable number.

3603030159661 is a deficient number, since it is larger than the sum of its proper divisors (81318948527).

3603030159661 is a wasteful number, since it uses less digits than its factorization.

3603030159661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341548 (or 1341501 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 43.

The spelling of 3603030159661 in words is "three trillion, six hundred three billion, thirty million, one hundred fifty-nine thousand, six hundred sixty-one".