304211352345020 has 144 divisors (see below), whose sum is σ = 713233792696320. Its totient is φ = 108759092192256.

The previous prime is 304211352345013. The next prime is 304211352345041. The reversal of 304211352345020 is 20543253112403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10247237 + ... + 26710083.

It is an arithmetic number, because the mean of its divisors is an integer number (4953012449280).

Almost surely, 2^{304211352345020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304211352345020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356616896348160).

304211352345020 is an abundant number, since it is smaller than the sum of its proper divisors (409022440351300).

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

304211352345020 is a wasteful number, since it uses less digits than its factorization.

304211352345020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16463052 (or 16463033 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 304211352345020 in words is "three hundred four trillion, two hundred eleven billion, three hundred fifty-two million, three hundred forty-five thousand, twenty".