520613846992 has 10 divisors (see below), whose sum is σ = 1008689328578. Its totient is φ = 260306923488.

The previous prime is 520613846959. The next prime is 520613846993. The reversal of 520613846992 is 299648316025.

It can be written as a sum of positive squares in only one way, i.e., 402087882816 + 118525964176 = 634104^2 + 344276^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520613846993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16269182703 + ... + 16269182734.

Almost surely, 2^520613846992 is an apocalyptic number.

It is an amenable number.

520613846992 is a deficient number, since it is larger than the sum of its proper divisors (488075481586).

520613846992 is a wasteful number, since it uses less digits than its factorization.

520613846992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32538365445 (or 32538365439 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 520613846992 in words is "five hundred twenty billion, six hundred thirteen million, eight hundred forty-six thousand, nine hundred ninety-two".