520522522004 has 12 divisors (see below), whose sum is σ = 910921920384. Its totient is φ = 260259116184.

The previous prime is 520522521989. The next prime is 520522522031. The reversal of 520522522004 is 400225225025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91487 + ... + 1024409.

It is an arithmetic number, because the mean of its divisors is an integer number (75910160032).

Almost surely, 2^520522522004 is an apocalyptic number.

It is an amenable number.

520522522004 is a deficient number, since it is larger than the sum of its proper divisors (390399398380).

520522522004 is a wasteful number, since it uses less digits than its factorization.

520522522004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072414 (or 1072412 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

Adding to 520522522004 its reverse (400225225025), we get a palindrome (920747747029).

The spelling of 520522522004 in words is "five hundred twenty billion, five hundred twenty-two million, five hundred twenty-two thousand, four".