502265003261 has 12 divisors (see below), whose sum is σ = 584279038080. Its totient is φ = 430504323480.

The previous prime is 502265003231. The next prime is 502265003291. The reversal of 502265003261 is 162300562205.

It is an interprime number because it is at equal distance from previous prime (502265003231) and next prime (502265003291).

It is a de Polignac number, because none of the positive numbers 2^k-502265003261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502265003231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4493510 + ... + 4603928.

It is an arithmetic number, because the mean of its divisors is an integer number (48689919840).

Almost surely, 2^502265003261 is an apocalyptic number.

It is an amenable number.

502265003261 is a deficient number, since it is larger than the sum of its proper divisors (82014034819).

502265003261 is a wasteful number, since it uses less digits than its factorization.

502265003261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203264 (or 203257 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 502265003261 its reverse (162300562205), we get a palindrome (664565565466).

The spelling of 502265003261 in words is "five hundred two billion, two hundred sixty-five million, three thousand, two hundred sixty-one".