503305250552 has 32 divisors (see below), whose sum is σ = 1021904345280. Its totient is φ = 231011326080.

The previous prime is 503305250549. The next prime is 503305250593. The reversal of 503305250552 is 255052503305.

It is a super-2 number, since 2×503305250552² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13349888 + ... + 13387535.

It is an arithmetic number, because the mean of its divisors is an integer number (31934510790).

Almost surely, 2^503305250552 is an apocalyptic number.

503305250552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

503305250552 is an abundant number, since it is smaller than the sum of its proper divisors (518599094728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503305250552 is a wasteful number, since it uses less digits than its factorization.

503305250552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26737623 (or 26737619 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 35.

Adding to 503305250552 its reverse (255052503305), we get a palindrome (758357753857).

The spelling of 503305250552 in words is "five hundred three billion, three hundred five million, two hundred fifty thousand, five hundred fifty-two".