5506511665 has 8 divisors (see below), whose sum is σ = 6644730240. Its totient is φ = 4380598512.

The previous prime is 5506511653. The next prime is 5506511693. The reversal of 5506511665 is 5661156055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5506511665 - 2⁷ = 5506511537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3075369 + ... + 3077158.

It is an arithmetic number, because the mean of its divisors is an integer number (830591280).

Almost surely, 2^5506511665 is an apocalyptic number.

It is an amenable number.

5506511665 is a deficient number, since it is larger than the sum of its proper divisors (1138218575).

5506511665 is a wasteful number, since it uses less digits than its factorization.

5506511665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152711.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5506511665 is about 74205.8735209013. The cubic root of 5506511665 is about 1765.8705124918.

The spelling of 5506511665 in words is "five billion, five hundred six million, five hundred eleven thousand, six hundred sixty-five".