52005253253 has 4 divisors (see below), whose sum is σ = 52090091148. Its totient is φ = 51920415360.

The previous prime is 52005253249. The next prime is 52005253259. The reversal of 52005253253 is 35235250025.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17640621124 + 34364632129 = 132818^2 + 185377^2 .

It is a cyclic number.

It is not a de Polignac number, because 52005253253 - 2² = 52005253249 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 (52005253259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42418028 + ... + 42419253.

It is an arithmetic number, because the mean of its divisors is an integer number (13022522787).

Almost surely, 2^52005253253 is an apocalyptic number.

It is an amenable number.

52005253253 is a deficient number, since it is larger than the sum of its proper divisors (84837895).

52005253253 is an equidigital number, since it uses as much as digits as its factorization.

52005253253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84837894.

The product of its (nonzero) digits is 45000, while the sum is 32.

The spelling of 52005253253 in words is "fifty-two billion, five million, two hundred fifty-three thousand, two hundred fifty-three".