520272868730 has 32 divisors (see below), whose sum is σ = 988188076800. Its totient is φ = 196824276352.

The previous prime is 520272868669. The next prime is 520272868733. The reversal of 520272868730 is 37868272025.

It is not an unprimeable number, because it can be changed into a prime (520272868733) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12687710 + ... + 12728649.

It is an arithmetic number, because the mean of its divisors is an integer number (30880877400).

Almost surely, 2^520272868730 is an apocalyptic number.

520272868730 is a deficient number, since it is larger than the sum of its proper divisors (467915208070).

520272868730 is a wasteful number, since it uses less digits than its factorization.

520272868730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25416478.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 520272868730 in words is "five hundred twenty billion, two hundred seventy-two million, eight hundred sixty-eight thousand, seven hundred thirty".