304012544332 has 72 divisors (see below), whose sum is σ = 641967723936. Its totient is φ = 123384231936.

The previous prime is 304012544323. The next prime is 304012544347. The reversal of 304012544332 is 233445210403.

It is a happy number.

It is a super-2 number, since 2×304012544332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304012544294 and 304012544303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35707308 + ... + 35715820.

It is an arithmetic number, because the mean of its divisors is an integer number (8916218388).

Almost surely, 2^304012544332 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 304012544332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320983861968).

304012544332 is an abundant number, since it is smaller than the sum of its proper divisors (337955179604).

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

304012544332 is a wasteful number, since it uses less digits than its factorization.

304012544332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12095 (or 12074 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 304012544332 its reverse (233445210403), we get a palindrome (537457754735).

The spelling of 304012544332 in words is "three hundred four billion, twelve million, five hundred forty-four thousand, three hundred thirty-two".