5561305606 has 8 divisors (see below), whose sum is σ = 8442464184. Its totient is φ = 2747150880.

The previous prime is 5561305601. The next prime is 5561305619. The reversal of 5561305606 is 6065031655.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561305601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16750755 + ... + 16751086.

It is an arithmetic number, because the mean of its divisors is an integer number (1055308023).

Almost surely, 2^5561305606 is an apocalyptic number.

5561305606 is a deficient number, since it is larger than the sum of its proper divisors (2881158578).

5561305606 is a wasteful number, since it uses less digits than its factorization.

5561305606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33501926.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 5561305606 is about 74574.1617854334. The cubic root of 5561305606 is about 1771.7084386547.

The spelling of 5561305606 in words is "five billion, five hundred sixty-one million, three hundred five thousand, six hundred six".