3225641855 has 4 divisors (see below), whose sum is σ = 3870770232. Its totient is φ = 2580513480.

The previous prime is 3225641843. The next prime is 3225641857. The reversal of 3225641855 is 5581465223.

3225641855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3225641855 - 2¹⁸ = 3225379711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225641857) 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, 322564181 + ... + 322564190.

It is an arithmetic number, because the mean of its divisors is an integer number (967692558).

Almost surely, 2^3225641855 is an apocalyptic number.

3225641855 is a deficient number, since it is larger than the sum of its proper divisors (645128377).

3225641855 is an equidigital number, since it uses as much as digits as its factorization.

3225641855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645128376.

The product of its digits is 288000, while the sum is 41.

The square root of 3225641855 is about 56794.7343950124. The cubic root of 3225641855 is about 1477.5381910893.

The spelling of 3225641855 in words is "three billion, two hundred twenty-five million, six hundred forty-one thousand, eight hundred fifty-five".