501453522243223 has 32 divisors (see below), whose sum is σ = 555126126796800. Its totient is φ = 449178626252160.

The previous prime is 501453522243197. The next prime is 501453522243229. The reversal of 501453522243223 is 322342225354105.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501453522243223 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 501453522243223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501453522243229) 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 31 ways as a sum of consecutive naturals, for example, 1509567636 + ... + 1509899782.

It is an arithmetic number, because the mean of its divisors is an integer number (17347691462400).

Almost surely, 2^{501453522243223} is an apocalyptic number.

501453522243223 is a deficient number, since it is larger than the sum of its proper divisors (53672604553577).

501453522243223 is a wasteful number, since it uses less digits than its factorization.

501453522243223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339687.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 501453522243223 its reverse (322342225354105), we get a palindrome (823795747597328).

The spelling of 501453522243223 in words is "five hundred one trillion, four hundred fifty-three billion, five hundred twenty-two million, two hundred forty-three thousand, two hundred twenty-three".