300221949940 has 72 divisors (see below), whose sum is σ = 729465014880. Its totient is φ = 103425727680.

The previous prime is 300221949901. The next prime is 300221949949. The reversal of 300221949940 is 49949122003.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300221949949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3218722 + ... + 3310681.

It is an arithmetic number, because the mean of its divisors is an integer number (10131458540).

Almost surely, 2^300221949940 is an apocalyptic number.

It is an amenable number.

300221949940 is an abundant number, since it is smaller than the sum of its proper divisors (429243064940).

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

300221949940 is a wasteful number, since it uses less digits than its factorization.

300221949940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6529453 (or 6529440 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 300221949940 in words is "three hundred billion, two hundred twenty-one million, nine hundred forty-nine thousand, nine hundred forty".