2666603241 has 16 divisors (see below), whose sum is σ = 4158446400. Its totient is φ = 1684170144.

The previous prime is 2666603239. The next prime is 2666603249. The reversal of 2666603241 is 1423066662.

It is not a de Polignac number, because 2666603241 - 2¹ = 2666603239 is a prime.

It is a super-2 number, since 2×2666603241² = 14221545689823408162, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2666603196 and 2666603205.

It is not an unprimeable number, because it can be changed into a prime (2666603249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2598516 + ... + 2599541.

It is an arithmetic number, because the mean of its divisors is an integer number (259902900).

Almost surely, 2^2666603241 is an apocalyptic number.

It is an amenable number.

2666603241 is a deficient number, since it is larger than the sum of its proper divisors (1491843159).

2666603241 is a wasteful number, since it uses less digits than its factorization.

2666603241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5198085 (or 5198079 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2666603241 is about 51639.1638294037. The cubic root of 2666603241 is about 1386.7115543888.

The spelling of 2666603241 in words is "two billion, six hundred sixty-six million, six hundred three thousand, two hundred forty-one".