5561555106 has 16 divisors (see below), whose sum is σ = 11332980864. Its totient is φ = 1818873264.

The previous prime is 5561555071. The next prime is 5561555119. The reversal of 5561555106 is 6015551655.

It is an unprimeable number.

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, 8744266 + ... + 8744901.

It is an arithmetic number, because the mean of its divisors is an integer number (708311304).

Almost surely, 2^5561555106 is an apocalyptic number.

5561555106 is an abundant number, since it is smaller than the sum of its proper divisors (5771425758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5561555106 is a wasteful number, since it uses less digits than its factorization.

5561555106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17489225.

The product of its (nonzero) digits is 112500, while the sum is 39.

The square root of 5561555106 is about 74575.8345980788. The cubic root of 5561555106 is about 1771.7349333112.

The spelling of 5561555106 in words is "five billion, five hundred sixty-one million, five hundred fifty-five thousand, one hundred six".