520667258496 has 512 divisors, whose sum is σ = 1788053667840. Its totient is φ = 130277376000.

The previous prime is 520667258473. The next prime is 520667258509. The reversal of 520667258496 is 694852766025.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 220901350 + ... + 220903706.

It is an arithmetic number, because the mean of its divisors is an integer number (3492292320).

Almost surely, 2^520667258496 is an apocalyptic number.

520667258496 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520667258496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (894026833920).

520667258496 is an abundant number, since it is smaller than the sum of its proper divisors (1267386409344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520667258496 is a wasteful number, since it uses less digits than its factorization.

520667258496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664 (or 2652 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 60.

The spelling of 520667258496 in words is "five hundred twenty billion, six hundred sixty-seven million, two hundred fifty-eight thousand, four hundred ninety-six".