520541713100 has 144 divisors (see below), whose sum is σ = 1171203788160. Its totient is φ = 200709696000.

The previous prime is 520541713099. The next prime is 520541713103. The reversal of 520541713100 is 1317145025.

It is a super-2 number, since 2×520541713100² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520541713103) 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 in 47 ways as a sum of consecutive naturals, for example, 89730200 + ... + 89736000.

It is an arithmetic number, because the mean of its divisors is an integer number (8133359640).

Almost surely, 2^520541713100 is an apocalyptic number.

520541713100 is a gapful number since it is divisible by the number (50) 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 520541713100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585601894080).

520541713100 is an abundant number, since it is smaller than the sum of its proper divisors (650662075060).

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

520541713100 is a wasteful number, since it uses less digits than its factorization.

520541713100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6168 (or 6161 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 520541713100 its reverse (1317145025), we get a palindrome (521858858125).

The spelling of 520541713100 in words is "five hundred twenty billion, five hundred forty-one million, seven hundred thirteen thousand, one hundred".