525042550 has 12 divisors (see below), whose sum is σ = 976579236. Its totient is φ = 210017000.

The previous prime is 525042527. The next prime is 525042563. The reversal of 525042550 is 55240525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5250376 + ... + 5250475.

It is an arithmetic number, because the mean of its divisors is an integer number (81381603).

Almost surely, 2^525042550 is an apocalyptic number.

525042550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

525042550 is a deficient number, since it is larger than the sum of its proper divisors (451536686).

525042550 is a wasteful number, since it uses less digits than its factorization.

525042550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10500863 (or 10500858 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 525042550 is about 22913.8069730894. The cubic root of 525042550 is about 806.7361165152.

The spelling of 525042550 in words is "five hundred twenty-five million, forty-two thousand, five hundred fifty".