520044400004322 has 32 divisors (see below), whose sum is σ = 1068064374104640. Its totient is φ = 168714230549760.

The previous prime is 520044400004219. The next prime is 520044400004357. The reversal of 520044400004322 is 223400004440025.

It is a self number, because there is not a number n which added to its sum of digits gives 520044400004322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3586539547 + ... + 3586684542.

It is an arithmetic number, because the mean of its divisors is an integer number (33377011690770).

Almost surely, 2^{520044400004322} is an apocalyptic number.

520044400004322 is an abundant number, since it is smaller than the sum of its proper divisors (548019974100318).

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

520044400004322 is a wasteful number, since it uses less digits than its factorization.

520044400004322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7173224418.

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 520044400004322 its reverse (223400004440025), we get a palindrome (743444404444347).

The spelling of 520044400004322 in words is "five hundred twenty trillion, forty-four billion, four hundred million, four thousand, three hundred twenty-two".