306216433142016 has 144 divisors (see below), whose sum is σ = 821800477068480. Its totient is φ = 101221235384320.

The previous prime is 306216433141979. The next prime is 306216433142033. The reversal of 306216433142016 is 610241334612603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48721711 + ... + 54646481.

It is an arithmetic number, because the mean of its divisors is an integer number (5706947757420).

Almost surely, 2^{306216433142016} 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 306216433142016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410900238534240).

306216433142016 is an abundant number, since it is smaller than the sum of its proper divisors (515584043926464).

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

306216433142016 is a wasteful number, since it uses less digits than its factorization.

306216433142016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925352 (or 5925338 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

Adding to 306216433142016 its reverse (610241334612603), we get a palindrome (916457767754619).

The spelling of 306216433142016 in words is "three hundred six trillion, two hundred sixteen billion, four hundred thirty-three million, one hundred forty-two thousand, sixteen".