502545422453 has 4 divisors (see below), whose sum is σ = 502548053280. Its totient is φ = 502542791628.

The previous prime is 502545422447. The next prime is 502545422461. The reversal of 502545422453 is 354224545205.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 502545422453 - 2⁶ = 502545422389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 502545422453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502545422443) 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, 1004363 + ... + 1419096.

It is an arithmetic number, because the mean of its divisors is an integer number (125637013320).

Almost surely, 2^502545422453 is an apocalyptic number.

It is an amenable number.

502545422453 is a deficient number, since it is larger than the sum of its proper divisors (2630827).

502545422453 is a wasteful number, since it uses less digits than its factorization.

502545422453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630826.

The product of its (nonzero) digits is 960000, while the sum is 41.

Adding to 502545422453 its reverse (354224545205), we get a palindrome (856769967658).

The spelling of 502545422453 in words is "five hundred two billion, five hundred forty-five million, four hundred twenty-two thousand, four hundred fifty-three".