5660208647 has 4 divisors (see below), whose sum is σ = 5660368296. Its totient is φ = 5660049000.

The previous prime is 5660208643. The next prime is 5660208649. The reversal of 5660208647 is 7468020665.

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

It is a cyclic number.

It is not a de Polignac number, because 5660208647 - 2² = 5660208643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5660208598 and 5660208607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5660208641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104 + ... + 106397.

It is an arithmetic number, because the mean of its divisors is an integer number (1415092074).

Almost surely, 2^5660208647 is an apocalyptic number.

5660208647 is a deficient number, since it is larger than the sum of its proper divisors (159649).

5660208647 is a wasteful number, since it uses less digits than its factorization.

5660208647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159648.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 5660208647 is about 75234.3581550345. The cubic root of 5660208647 is about 1782.1495563590.

The spelling of 5660208647 in words is "five billion, six hundred sixty million, two hundred eight thousand, six hundred forty-seven".