520711703351120 has 160 divisors (see below), whose sum is σ = 1258213075637760. Its totient is φ = 200240095334400.

The previous prime is 520711703351113. The next prime is 520711703351153. The reversal of 520711703351120 is 21153307117025.

It is a super-2 number, since 2×520711703351120² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 381570329 + ... + 382932551.

It is an arithmetic number, because the mean of its divisors is an integer number (7863831722736).

Almost surely, 2^{520711703351120} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 520711703351120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629106537818880).

520711703351120 is an abundant number, since it is smaller than the sum of its proper divisors (737501372286640).

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

520711703351120 is a wasteful number, since it uses less digits than its factorization.

520711703351120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363813 (or 1363807 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 38.

The spelling of 520711703351120 in words is "five hundred twenty trillion, seven hundred eleven billion, seven hundred three million, three hundred fifty-one thousand, one hundred twenty".