1304432205320 has 16 divisors (see below), whose sum is σ = 2934972462060. Its totient is φ = 521772882112.

The previous prime is 1304432205319. The next prime is 1304432205341. The reversal of 1304432205320 is 235022344031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1263002859556 + 41429345764 = 1123834^2 + 203542^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16305402527 + ... + 16305402606.

Almost surely, 2^{1304432205320} is an apocalyptic number.

1304432205320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304432205320 is an abundant number, since it is smaller than the sum of its proper divisors (1630540256740).

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

1304432205320 is a wasteful number, since it uses less digits than its factorization.

1304432205320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32610805144 (or 32610805140 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 1304432205320 its reverse (235022344031), we get a palindrome (1539454549351).

The spelling of 1304432205320 in words is "one trillion, three hundred four billion, four hundred thirty-two million, two hundred five thousand, three hundred twenty".