2065221548 has 24 divisors (see below), whose sum is σ = 3974964672. Its totient is φ = 932897664.

The previous prime is 2065221541. The next prime is 2065221569. The reversal of 2065221548 is 8451225602.

It is not an unprimeable number, because it can be changed into a prime (2065221541) by changing a digit.

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, 420065 + ... + 424952.

It is an arithmetic number, because the mean of its divisors is an integer number (165623528).

Almost surely, 2^2065221548 is an apocalyptic number.

It is an amenable number.

2065221548 is a deficient number, since it is larger than the sum of its proper divisors (1909743124).

2065221548 is a wasteful number, since it uses less digits than its factorization.

2065221548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845081 (or 845079 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 2065221548 is about 45444.7086908916. The cubic root of 2065221548 is about 1273.4704812544.

The spelling of 2065221548 in words is "two billion, sixty-five million, two hundred twenty-one thousand, five hundred forty-eight".