4135555220 has 12 divisors (see below), whose sum is σ = 8684666004. Its totient is φ = 1654222080.

The previous prime is 4135555213. The next prime is 4135555223. The reversal of 4135555220 is 225555314.

It can be written as a sum of positive squares in 2 ways, for example, as 1088736016 + 3046819204 = 32996^2 + 55198^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4135555223) 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, 103388861 + ... + 103388900.

It is an arithmetic number, because the mean of its divisors is an integer number (723722167).

Almost surely, 2^4135555220 is an apocalyptic number.

It is an amenable number.

4135555220 is an abundant number, since it is smaller than the sum of its proper divisors (4549110784).

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

4135555220 is a wasteful number, since it uses less digits than its factorization.

4135555220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206777770 (or 206777768 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 4135555220 is about 64308.2826702751. The cubic root of 4135555220 is about 1605.1339283886.

The spelling of 4135555220 in words is "four billion, one hundred thirty-five million, five hundred fifty-five thousand, two hundred twenty".