520017712 has 10 divisors (see below), whose sum is σ = 1007534348. Its totient is φ = 260008848.

The previous prime is 520017697. The next prime is 520017713. The reversal of 520017712 is 217710025.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (520017713) by changing a digit.

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 as a sum of consecutive naturals, namely, 16250538 + ... + 16250569.

Almost surely, 2^520017712 is an apocalyptic number.

It is an amenable number.

520017712 is a deficient number, since it is larger than the sum of its proper divisors (487516636).

520017712 is a wasteful number, since it uses less digits than its factorization.

520017712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32501115 (or 32501109 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 520017712 is about 22803.8968599667. The cubic root of 520017712 is about 804.1542817545.

Adding to 520017712 its reverse (217710025), we get a palindrome (737727737).

The spelling of 520017712 in words is "five hundred twenty million, seventeen thousand, seven hundred twelve".