520150534534900 has 18 divisors (see below), whose sum is σ = 1128726659940950. Its totient is φ = 208060213813920.

The previous prime is 520150534534847. The next prime is 520150534534901. The reversal of 520150534534900 is 9435435051025.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5648921548516 + 514501612986384 = 2376746^2 + 22682628^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520150534534901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2600752672575 + ... + 2600752672774.

Almost surely, 2^{520150534534900} is an apocalyptic number.

520150534534900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

520150534534900 is an abundant number, since it is smaller than the sum of its proper divisors (608576125406050).

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

520150534534900 is a wasteful number, since it uses less digits than its factorization.

520150534534900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201505345363 (or 5201505345356 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 46.

Adding to 520150534534900 its reverse (9435435051025), we get a palindrome (529585969585925).

The spelling of 520150534534900 in words is "five hundred twenty trillion, one hundred fifty billion, five hundred thirty-four million, five hundred thirty-four thousand, nine hundred".