2059980661 has 16 divisors (see below), whose sum is σ = 2292231744. Its totient is φ = 1842511104.

The previous prime is 2059980653. The next prime is 2059980677. The reversal of 2059980661 is 1660899502.

It is a cyclic number.

It is not a de Polignac number, because 2059980661 - 2³ = 2059980653 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 (2059980631) 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 15 ways as a sum of consecutive naturals, for example, 11035 + ... + 65128.

It is an arithmetic number, because the mean of its divisors is an integer number (143264484).

Almost surely, 2^2059980661 is an apocalyptic number.

It is an amenable number.

2059980661 is a deficient number, since it is larger than the sum of its proper divisors (232251083).

2059980661 is a wasteful number, since it uses less digits than its factorization.

2059980661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76260.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 2059980661 is about 45387.0098266013. The cubic root of 2059980661 is about 1272.3923453557.

The spelling of 2059980661 in words is "two billion, fifty-nine million, nine hundred eighty thousand, six hundred sixty-one".