5531866611 has 8 divisors (see below), whose sum is σ = 7378162320. Its totient is φ = 3686740992.

The previous prime is 5531866567. The next prime is 5531866631. The reversal of 5531866611 is 1166681355.

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

It is not a de Polignac number, because 5531866611 - 2¹¹ = 5531864563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5531866631) 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 7 ways as a sum of consecutive naturals, for example, 281430 + ... + 300443.

It is an arithmetic number, because the mean of its divisors is an integer number (922270290).

Almost surely, 2^5531866611 is an apocalyptic number.

5531866611 is a deficient number, since it is larger than the sum of its proper divisors (1846295709).

5531866611 is a wasteful number, since it uses less digits than its factorization.

5531866611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585045.

The product of its digits is 129600, while the sum is 42.

The square root of 5531866611 is about 74376.5192180973. The cubic root of 5531866611 is about 1768.5767028439.

The spelling of 5531866611 in words is "five billion, five hundred thirty-one million, eight hundred sixty-six thousand, six hundred eleven".