53512244625163 has 4 divisors (see below), whose sum is σ = 53533238054400. Its totient is φ = 53491251195928.

The previous prime is 53512244625127. The next prime is 53512244625193. The reversal of 53512244625163 is 36152644221535.

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

It is a cyclic number.

It is not a de Polignac number, because 53512244625163 - 2²⁹ = 53511707754251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53512244625193) 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, 10496710795 + ... + 10496715892.

It is an arithmetic number, because the mean of its divisors is an integer number (13383309513600).

Almost surely, 2^{53512244625163} is an apocalyptic number.

53512244625163 is a deficient number, since it is larger than the sum of its proper divisors (20993429237).

53512244625163 is a wasteful number, since it uses less digits than its factorization.

53512244625163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20993429236.

The product of its digits is 5184000, while the sum is 49.

Adding to 53512244625163 its reverse (36152644221535), we get a palindrome (89664888846698).

The spelling of 53512244625163 in words is "fifty-three trillion, five hundred twelve billion, two hundred forty-four million, six hundred twenty-five thousand, one hundred sixty-three".