63253514243 has 4 divisors (see below), whose sum is σ = 64963068720. Its totient is φ = 61543959768.

The previous prime is 63253514161. The next prime is 63253514297. The reversal of 63253514243 is 34241535236.

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

It is not a de Polignac number, because 63253514243 - 2²⁰ = 63252465667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63253514197 and 63253514206.

It is not an unprimeable number, because it can be changed into a prime (63253514743) 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, 854777183 + ... + 854777256.

It is an arithmetic number, because the mean of its divisors is an integer number (16240767180).

Almost surely, 2^63253514243 is an apocalyptic number.

63253514243 is a deficient number, since it is larger than the sum of its proper divisors (1709554477).

63253514243 is a wasteful number, since it uses less digits than its factorization.

63253514243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709554476.

The product of its digits is 259200, while the sum is 38.

The spelling of 63253514243 in words is "sixty-three billion, two hundred fifty-three million, five hundred fourteen thousand, two hundred forty-three".