6612011361 has 6 divisors (see below), whose sum is σ = 9550683090. Its totient is φ = 4408007568.

The previous prime is 6612011317. The next prime is 6612011363. The reversal of 6612011361 is 1631102166.

6612011361 is a `hidden beast` number, since 6 + 612 + 0 + 11 + 36 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6391043136 + 220968225 = 79944^2 + 14865^2 .

It is not a de Polignac number, because 6612011361 - 2¹⁸ = 6611749217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6612011363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 367333956 + ... + 367333973.

It is an arithmetic number, because the mean of its divisors is an integer number (1591780515).

Almost surely, 2^6612011361 is an apocalyptic number.

It is an amenable number.

6612011361 is a deficient number, since it is larger than the sum of its proper divisors (2938671729).

6612011361 is a wasteful number, since it uses less digits than its factorization.

6612011361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734667935 (or 734667932 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 6612011361 is about 81314.2752596369. The cubic root of 6612011361 is about 1876.9146768878.

The spelling of 6612011361 in words is "six billion, six hundred twelve million, eleven thousand, three hundred sixty-one".