505555325 has 24 divisors (see below), whose sum is σ = 719879520. Its totient is φ = 348321600.

The previous prime is 505555273. The next prime is 505555327. The reversal of 505555325 is 523555505.

It is not a de Polignac number, because 505555325 - 2⁶ = 505555261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505555327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43154 + ... + 53603.

It is an arithmetic number, because the mean of its divisors is an integer number (29994980).

Almost surely, 2^505555325 is an apocalyptic number.

505555325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

505555325 is a deficient number, since it is larger than the sum of its proper divisors (214324195).

505555325 is a wasteful number, since it uses less digits than its factorization.

505555325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96797 (or 96792 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 35.

The square root of 505555325 is about 22484.5574784117. The cubic root of 505555325 is about 796.6292156512.

The spelling of 505555325 in words is "five hundred five million, five hundred fifty-five thousand, three hundred twenty-five".