520255150 has 96 divisors (see below), whose sum is σ = 1074618720. Its totient is φ = 187142400.

The previous prime is 520255117. The next prime is 520255181. The reversal of 520255150 is 51552025.

It is a happy number.

It is a super-2 number, since 2×520255150² = 541330842203045000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12689130 + ... + 12689170.

It is an arithmetic number, because the mean of its divisors is an integer number (11193945).

Almost surely, 2^520255150 is an apocalyptic number.

520255150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

520255150 is an abundant number, since it is smaller than the sum of its proper divisors (554363570).

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

520255150 is a wasteful number, since it uses less digits than its factorization.

520255150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 520255150 is about 22809.1023497199. The cubic root of 520255150 is about 804.2766543372.

It can be divided in two parts, 52025 and 5150, that added together give a palindrome (57175).

The spelling of 520255150 in words is "five hundred twenty million, two hundred fifty-five thousand, one hundred fifty".