5611066555 has 8 divisors (see below), whose sum is σ = 6734152944. Its totient is φ = 4488271200.

The previous prime is 5611066553. The next prime is 5611066577. The reversal of 5611066555 is 5556601165.

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

It is not a de Polignac number, because 5611066555 - 2¹ = 5611066553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5611066553) 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 7 ways as a sum of consecutive naturals, for example, 27816 + ... + 109525.

It is an arithmetic number, because the mean of its divisors is an integer number (841769118).

Almost surely, 2^5611066555 is an apocalyptic number.

5611066555 is a deficient number, since it is larger than the sum of its proper divisors (1123086389).

5611066555 is a wasteful number, since it uses less digits than its factorization.

5611066555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145517.

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

The square root of 5611066555 is about 74907.0527720855. The cubic root of 5611066555 is about 1776.9770002619.

The spelling of 5611066555 in words is "five billion, six hundred eleven million, sixty-six thousand, five hundred fifty-five".