5706520565 has 4 divisors (see below), whose sum is σ = 6847824684. Its totient is φ = 4565216448.

The previous prime is 5706520499. The next prime is 5706520649. The reversal of 5706520565 is 5650256075.

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 1323286129 + 4383234436 = 36377^2 + 66206^2 .

It is a cyclic number.

It is not a de Polignac number, because 5706520565 - 2¹² = 5706516469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 570652052 + ... + 570652061.

It is an arithmetic number, because the mean of its divisors is an integer number (1711956171).

Almost surely, 2^5706520565 is an apocalyptic number.

It is an amenable number.

5706520565 is a deficient number, since it is larger than the sum of its proper divisors (1141304119).

5706520565 is a wasteful number, since it uses less digits than its factorization.

5706520565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141304118.

The product of its (nonzero) digits is 315000, while the sum is 41.

The square root of 5706520565 is about 75541.5155063757. The cubic root of 5706520565 is about 1786.9968854156.

The spelling of 5706520565 in words is "five billion, seven hundred six million, five hundred twenty thousand, five hundred sixty-five".