53421145223 has 8 divisors (see below), whose sum is σ = 53774064960. Its totient is φ = 53069310720.

The previous prime is 53421145207. The next prime is 53421145241. The reversal of 53421145223 is 32254112435.

53421145223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53421145223 - 2⁴ = 53421145207 is a prime.

It is a super-3 number, since 3×53421145223³ (a number of 33 digits) contains 333 as substring.

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 53421145223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53421445223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172415 + ... + 369552.

It is an arithmetic number, because the mean of its divisors is an integer number (6721758120).

Almost surely, 2^53421145223 is an apocalyptic number.

53421145223 is a deficient number, since it is larger than the sum of its proper divisors (352919737).

53421145223 is a wasteful number, since it uses less digits than its factorization.

53421145223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542617.

The product of its digits is 28800, while the sum is 32.

Adding to 53421145223 its reverse (32254112435), we get a palindrome (85675257658).

The spelling of 53421145223 in words is "fifty-three billion, four hundred twenty-one million, one hundred forty-five thousand, two hundred twenty-three".