525885855 has 32 divisors (see below), whose sum is σ = 949570560. Its totient is φ = 246180480.

The previous prime is 525885809. The next prime is 525885883. The reversal of 525885855 is 558588525.

It is not a de Polignac number, because 525885855 - 2¹⁷ = 525754783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 525885798 and 525885807.

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 31 ways as a sum of consecutive naturals, for example, 50167 + ... + 59736.

It is an arithmetic number, because the mean of its divisors is an integer number (29674080).

Almost surely, 2^525885855 is an apocalyptic number.

525885855 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

525885855 is a deficient number, since it is larger than the sum of its proper divisors (423684705).

525885855 is a wasteful number, since it uses less digits than its factorization.

525885855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109951.

The product of its digits is 3200000, while the sum is 51.

The square root of 525885855 is about 22932.2012680859. The cubic root of 525885855 is about 807.1678025995.

The spelling of 525885855 in words is "five hundred twenty-five million, eight hundred eighty-five thousand, eight hundred fifty-five".