5665650515 has 16 divisors (see below), whose sum is σ = 7771972032. Its totient is φ = 3884049024.

The previous prime is 5665650479. The next prime is 5665650607. The reversal of 5665650515 is 5150565665.

It is a cyclic number.

It is not a de Polignac number, because 5665650515 - 2⁸ = 5665650259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 140177 + ... + 176013.

It is an arithmetic number, because the mean of its divisors is an integer number (485748252).

Almost surely, 2^5665650515 is an apocalyptic number.

5665650515 is a deficient number, since it is larger than the sum of its proper divisors (2106321517).

5665650515 is a wasteful number, since it uses less digits than its factorization.

5665650515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40366.

The product of its (nonzero) digits is 675000, while the sum is 44.

The square root of 5665650515 is about 75270.5155754895. The cubic root of 5665650515 is about 1782.7205080009.

The spelling of 5665650515 in words is "five billion, six hundred sixty-five million, six hundred fifty thousand, five hundred fifteen".