503255533305 has 32 divisors (see below), whose sum is σ = 974370380544. Its totient is φ = 216526749696.

The previous prime is 503255533283. The next prime is 503255533307. The reversal of 503255533305 is 503335552305.

It is not a de Polignac number, because 503255533305 - 2⁷ = 503255533177 is a prime.

It is a super-2 number, since 2×503255533305² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (503255533307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140966152 + ... + 140969721.

It is an arithmetic number, because the mean of its divisors is an integer number (30449074392).

Almost surely, 2^503255533305 is an apocalyptic number.

It is an amenable number.

503255533305 is a deficient number, since it is larger than the sum of its proper divisors (471114847239).

503255533305 is a wasteful number, since it uses less digits than its factorization.

503255533305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281935905.

The product of its (nonzero) digits is 506250, while the sum is 39.

The spelling of 503255533305 in words is "five hundred three billion, two hundred fifty-five million, five hundred thirty-three thousand, three hundred five".