304432140012 has 192 divisors, whose sum is σ = 979523779584. Its totient is φ = 71017896960.

The previous prime is 304432140011. The next prime is 304432140053. The reversal of 304432140012 is 210041234403.

304432140012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×304432140012³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (304432140011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 101958 + ... + 786930.

It is an arithmetic number, because the mean of its divisors is an integer number (5101686352).

Almost surely, 2^304432140012 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 304432140012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489761889792).

304432140012 is an abundant number, since it is smaller than the sum of its proper divisors (675091639572).

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

304432140012 is a wasteful number, since it uses less digits than its factorization.

304432140012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685048 (or 685046 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 304432140012 its reverse (210041234403), we get a palindrome (514473374415).

It can be divided in two parts, 304432 and 140012, that added together give a palindrome (444444).

The spelling of 304432140012 in words is "three hundred four billion, four hundred thirty-two million, one hundred forty thousand, twelve".