304205332530 has 32 divisors (see below), whose sum is σ = 796464871488. Its totient is φ = 73746747200.

The previous prime is 304205332517. The next prime is 304205332547. The reversal of 304205332530 is 35233502403.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460916841 + ... + 460917500.

It is an arithmetic number, because the mean of its divisors is an integer number (24889527234).

Almost surely, 2^304205332530 is an apocalyptic number.

304205332530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

304205332530 is an abundant number, since it is smaller than the sum of its proper divisors (492259538958).

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

304205332530 is a wasteful number, since it uses less digits than its factorization.

304205332530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921834362.

The product of its (nonzero) digits is 32400, while the sum is 30.

Adding to 304205332530 its reverse (35233502403), we get a palindrome (339438834933).

The spelling of 304205332530 in words is "three hundred four billion, two hundred five million, three hundred thirty-two thousand, five hundred thirty".