520542045224 has 8 divisors (see below), whose sum is σ = 976016334810. Its totient is φ = 260271022608.

The previous prime is 520542045197. The next prime is 520542045229. The reversal of 520542045224 is 422540245025.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 516055456900 + 4486588324 = 718370^2 + 66982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×520542045224² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520542045229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32533877819 + ... + 32533877834.

Almost surely, 2^520542045224 is an apocalyptic number.

It is an amenable number.

520542045224 is a deficient number, since it is larger than the sum of its proper divisors (455474289586).

520542045224 is a wasteful number, since it uses less digits than its factorization.

520542045224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65067755659 (or 65067755655 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The spelling of 520542045224 in words is "five hundred twenty billion, five hundred forty-two million, forty-five thousand, two hundred twenty-four".