520664270284 has 6 divisors (see below), whose sum is σ = 911162473004. Its totient is φ = 260332135140.

The previous prime is 520664270281. The next prime is 520664270299. The reversal of 520664270284 is 482072466025.

It is not an unprimeable number, because it can be changed into a prime (520664270281) 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, 65083033782 + ... + 65083033789.

Almost surely, 2^520664270284 is an apocalyptic number.

It is an amenable number.

520664270284 is a deficient number, since it is larger than the sum of its proper divisors (390498202720).

520664270284 is a wasteful number, since it uses less digits than its factorization.

520664270284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130166067575 (or 130166067573 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 520664270284 in words is "five hundred twenty billion, six hundred sixty-four million, two hundred seventy thousand, two hundred eighty-four".