2360666561 has 12 divisors (see below), whose sum is σ = 2604912996. Its totient is φ = 2137681920.

The previous prime is 2360666551. The next prime is 2360666599. The reversal of 2360666561 is 1656660632.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2138507536 + 222159025 = 46244^2 + 14905^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2360666561 is a prime.

It is a super-2 number, since 2×2360666561² = 11145493224447133442, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2360666501) 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, 6860 + ... + 69053.

It is an arithmetic number, because the mean of its divisors is an integer number (217076083).

Almost surely, 2^2360666561 is an apocalyptic number.

It is an amenable number.

2360666561 is a deficient number, since it is larger than the sum of its proper divisors (244246435).

2360666561 is a wasteful number, since it uses less digits than its factorization.

2360666561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76192 (or 76181 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 2360666561 is about 48586.6911921361. The cubic root of 2360666561 is about 1331.5113805765.

The spelling of 2360666561 in words is "two billion, three hundred sixty million, six hundred sixty-six thousand, five hundred sixty-one".