520142150 has 48 divisors (see below), whose sum is σ = 1062574848. Its totient is φ = 187860000.

The previous prime is 520142143. The next prime is 520142167. The reversal of 520142150 is 51241025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79919 + ... + 86181.

It is an arithmetic number, because the mean of its divisors is an integer number (22136976).

Almost surely, 2^520142150 is an apocalyptic number.

520142150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

520142150 is an abundant number, since it is smaller than the sum of its proper divisors (542432698).

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

520142150 is a wasteful number, since it uses less digits than its factorization.

520142150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6437 (or 6432 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 520142150 is about 22806.6251339386. The cubic root of 520142150 is about 804.2184201914.

Adding to 520142150 its reverse (51241025), we get a palindrome (571383175).

The spelling of 520142150 in words is "five hundred twenty million, one hundred forty-two thousand, one hundred fifty".