525305055 has 32 divisors (see below), whose sum is σ = 917941248. Its totient is φ = 254403200.

The previous prime is 525304999. The next prime is 525305057. The reversal of 525305055 is 550503525.

It is not a de Polignac number, because 525305055 - 2¹² = 525300959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525305057) 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 31 ways as a sum of consecutive naturals, for example, 244285 + ... + 246425.

It is an arithmetic number, because the mean of its divisors is an integer number (28685664).

Almost surely, 2^525305055 is an apocalyptic number.

525305055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

525305055 is a deficient number, since it is larger than the sum of its proper divisors (392636193).

525305055 is a wasteful number, since it uses less digits than its factorization.

525305055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647.

The product of its (nonzero) digits is 18750, while the sum is 30.

The square root of 525305055 is about 22919.5343539087. The cubic root of 525305055 is about 806.8705417987.

The spelling of 525305055 in words is "five hundred twenty-five million, three hundred five thousand, fifty-five".