304311132104 has 128 divisors (see below), whose sum is σ = 678150869760. Its totient is φ = 125304496128.

The previous prime is 304311132091. The next prime is 304311132109. The reversal of 304311132104 is 401231113403.

It is a self number, because there is not a number n which added to its sum of digits gives 304311132104.

It is not an unprimeable number, because it can be changed into a prime (304311132109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74712212 + ... + 74716284.

It is an arithmetic number, because the mean of its divisors is an integer number (5298053670).

Almost surely, 2^304311132104 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 304311132104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339075434880).

304311132104 is an abundant number, since it is smaller than the sum of its proper divisors (373839737656).

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

304311132104 is a wasteful number, since it uses less digits than its factorization.

304311132104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567 (or 4563 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 304311132104 its reverse (401231113403), we get a palindrome (705542245507).

The spelling of 304311132104 in words is "three hundred four billion, three hundred eleven million, one hundred thirty-two thousand, one hundred four".