520531328038 has 24 divisors (see below), whose sum is σ = 799516724400. Its totient is φ = 254159468400.

The previous prime is 520531328021. The next prime is 520531328059. The reversal of 520531328038 is 830823135025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 803688 + ... + 1298836.

It is an arithmetic number, because the mean of its divisors is an integer number (33313196850).

Almost surely, 2^520531328038 is an apocalyptic number.

520531328038 is a deficient number, since it is larger than the sum of its proper divisors (278985396362).

520531328038 is a wasteful number, since it uses less digits than its factorization.

520531328038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495420 (or 495361 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 520531328038 in words is "five hundred twenty billion, five hundred thirty-one million, three hundred twenty-eight thousand, thirty-eight".