6610282661 has 2 divisors, whose sum is σ = 6610282662. Its totient is φ = 6610282660.

The previous prime is 6610282621. The next prime is 6610282673. The reversal of 6610282661 is 1662820166.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5599678561 + 1010604100 = 74831^2 + 31790^2 .

It is a cyclic number.

It is not a de Polignac number, because 6610282661 - 2¹⁸ = 6610020517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6610282621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3305141330 + 3305141331.

It is an arithmetic number, because the mean of its divisors is an integer number (3305141331).

Almost surely, 2^6610282661 is an apocalyptic number.

It is an amenable number.

6610282661 is a deficient number, since it is larger than the sum of its proper divisors (1).

6610282661 is an equidigital number, since it uses as much as digits as its factorization.

6610282661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 6610282661 is about 81303.6448198972. The cubic root of 6610282661 is about 1876.7510904976.

The spelling of 6610282661 in words is "six billion, six hundred ten million, two hundred eighty-two thousand, six hundred sixty-one".