52503051253 has 16 divisors (see below), whose sum is σ = 55527474240. Its totient is φ = 49505040000.

The previous prime is 52503051239. The next prime is 52503051437. The reversal of 52503051253 is 35215030525.

It is a cyclic number.

It is not a de Polignac number, because 52503051253 - 2²¹ = 52500954101 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 (52503051053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8204251 + ... + 8210647.

It is an arithmetic number, because the mean of its divisors is an integer number (3470467140).

Almost surely, 2^52503051253 is an apocalyptic number.

It is an amenable number.

52503051253 is a deficient number, since it is larger than the sum of its proper divisors (3024422987).

52503051253 is a wasteful number, since it uses less digits than its factorization.

52503051253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8388.

The product of its (nonzero) digits is 22500, while the sum is 31.

Adding to 52503051253 its reverse (35215030525), we get a palindrome (87718081778).

It can be divided in two parts, 5250 and 3051253, that added together give a palindrome (3056503).

The spelling of 52503051253 in words is "fifty-two billion, five hundred three million, fifty-one thousand, two hundred fifty-three".