5665551715 has 4 divisors (see below), whose sum is σ = 6798662064. Its totient is φ = 4532441368.

The previous prime is 5665551709. The next prime is 5665551719. The reversal of 5665551715 is 5171555665.

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 5665551715 - 2³ = 5665551707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5665551719) 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 3 ways as a sum of consecutive naturals, for example, 566555167 + ... + 566555176.

It is an arithmetic number, because the mean of its divisors is an integer number (1699665516).

Almost surely, 2^5665551715 is an apocalyptic number.

5665551715 is a deficient number, since it is larger than the sum of its proper divisors (1133110349).

5665551715 is a wasteful number, since it uses less digits than its factorization.

5665551715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133110348.

The product of its digits is 787500, while the sum is 46.

The square root of 5665551715 is about 75269.8592731513. The cubic root of 5665551715 is about 1782.7101453303.

The spelling of 5665551715 in words is "five billion, six hundred sixty-five million, five hundred fifty-one thousand, seven hundred fifteen".