5566364645 has 4 divisors (see below), whose sum is σ = 6679637580. Its totient is φ = 4453091712.

The previous prime is 5566364633. The next prime is 5566364651. The reversal of 5566364645 is 5464636655.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1315585441 + 4250779204 = 36271^2 + 65198^2 .

It is a cyclic number.

It is not a de Polignac number, because 5566364645 - 2⁶ = 5566364581 is a prime.

It is a super-2 number, since 2×5566364645² = 61968830722211952050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5566364593 and 5566364602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556636460 + ... + 556636469.

It is an arithmetic number, because the mean of its divisors is an integer number (1669909395).

Almost surely, 2^5566364645 is an apocalyptic number.

It is an amenable number.

5566364645 is a deficient number, since it is larger than the sum of its proper divisors (1113272935).

5566364645 is a wasteful number, since it uses less digits than its factorization.

5566364645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113272934.

The product of its digits is 7776000, while the sum is 50.

The square root of 5566364645 is about 74608.0735912676. The cubic root of 5566364645 is about 1772.2455083175.

The spelling of 5566364645 in words is "five billion, five hundred sixty-six million, three hundred sixty-four thousand, six hundred forty-five".