505224055 has 24 divisors (see below), whose sum is σ = 707242320. Its totient is φ = 345461760.

The previous prime is 505224007. The next prime is 505224073. The reversal of 505224055 is 550422505.

It is a de Polignac number, because none of the positive numbers 2^k-505224055 is a prime.

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, 90135 + ... + 95575.

It is an arithmetic number, because the mean of its divisors is an integer number (29468430).

Almost surely, 2^505224055 is an apocalyptic number.

505224055 is a deficient number, since it is larger than the sum of its proper divisors (202018265).

505224055 is a wasteful number, since it uses less digits than its factorization.

505224055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5839 (or 5832 counting only the distinct ones).

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

The square root of 505224055 is about 22477.1896597417. The cubic root of 505224055 is about 796.4551779749.

The spelling of 505224055 in words is "five hundred five million, two hundred twenty-four thousand, fifty-five".