4205055520 has 24 divisors (see below), whose sum is σ = 9934444044. Its totient is φ = 1682022144.

The previous prime is 4205055487. The next prime is 4205055551. The reversal of 4205055520 is 255505024.

It can be written as a sum of positive squares in 2 ways, for example, as 4194375696 + 10679824 = 64764^2 + 3268^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13140639 + ... + 13140958.

Almost surely, 2^4205055520 is an apocalyptic number.

4205055520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4205055520 is an abundant number, since it is smaller than the sum of its proper divisors (5729388524).

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

4205055520 is a wasteful number, since it uses less digits than its factorization.

4205055520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26281612 (or 26281604 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 4205055520 is about 64846.3994374399. The cubic root of 4205055520 is about 1614.0757452499.

The spelling of 4205055520 in words is "four billion, two hundred five million, fifty-five thousand, five hundred twenty".