5205550105 has 32 divisors (see below), whose sum is σ = 7255148544. Its totient is φ = 3511904256.

The previous prime is 5205550087. The next prime is 5205550111. The reversal of 5205550105 is 5010555025.

It is a happy number.

It is not a de Polignac number, because 5205550105 - 2⁵ = 5205550073 is a prime.

It is a super-2 number, since 2×5205550105² = 54195503791331022050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582904 + ... + 591766.

It is an arithmetic number, because the mean of its divisors is an integer number (226723392).

Almost surely, 2^5205550105 is an apocalyptic number.

It is an amenable number.

5205550105 is a deficient number, since it is larger than the sum of its proper divisors (2049598439).

5205550105 is a wasteful number, since it uses less digits than its factorization.

5205550105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9145.

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 5205550105 is about 72149.4983004040. The cubic root of 5205550105 is about 1733.0943656219.

The spelling of 5205550105 in words is "five billion, two hundred five million, five hundred fifty thousand, one hundred five".