1304551040322 has 16 divisors (see below), whose sum is σ = 2609159035392. Its totient is φ = 434840854320.

The previous prime is 1304551040269. The next prime is 1304551040323. The reversal of 1304551040322 is 2230401554031.

It is a self number, because there is not a number n which added to its sum of digits gives 1304551040322.

It is not an unprimeable number, because it can be changed into a prime (1304551040323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2072418 + ... + 2627549.

It is an arithmetic number, because the mean of its divisors is an integer number (163072439712).

Almost surely, 2^{1304551040322} is an apocalyptic number.

1304551040322 is an abundant number, since it is smaller than the sum of its proper divisors (1304607995070).

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

1304551040322 is a wasteful number, since it uses less digits than its factorization.

1304551040322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4746233.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 1304551040322 its reverse (2230401554031), we get a palindrome (3534952594353).

The spelling of 1304551040322 in words is "one trillion, three hundred four billion, five hundred fifty-one million, forty thousand, three hundred twenty-two".