520412316530 has 64 divisors (see below), whose sum is σ = 971681308416. Its totient is φ = 200531328000.

The previous prime is 520412316521. The next prime is 520412316533. The reversal of 520412316530 is 35613214025.

It is a happy number.

It is a super-2 number, since 2×520412316530² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520412316533) 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 31 ways as a sum of consecutive naturals, for example, 92252510 + ... + 92258150.

It is an arithmetic number, because the mean of its divisors is an integer number (15182520444).

Almost surely, 2^520412316530 is an apocalyptic number.

520412316530 is a deficient number, since it is larger than the sum of its proper divisors (451268991886).

520412316530 is a wasteful number, since it uses less digits than its factorization.

520412316530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8483.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 520412316530 in words is "five hundred twenty billion, four hundred twelve million, three hundred sixteen thousand, five hundred thirty".