304434422152 has 128 divisors (see below), whose sum is σ = 694620541440. Its totient is φ = 122267566080.

The previous prime is 304434422147. The next prime is 304434422219. The reversal of 304434422152 is 251224434403.

It is a super-2 number, since 2×304434422152² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20184438 + ... + 20199514.

It is an arithmetic number, because the mean of its divisors is an integer number (5426722980).

Almost surely, 2^304434422152 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 304434422152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347310270720).

304434422152 is an abundant number, since it is smaller than the sum of its proper divisors (390186119288).

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

304434422152 is a wasteful number, since it uses less digits than its factorization.

304434422152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15431 (or 15427 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 304434422152 its reverse (251224434403), we get a palindrome (555658856555).

The spelling of 304434422152 in words is "three hundred four billion, four hundred thirty-four million, four hundred twenty-two thousand, one hundred fifty-two".