53363123533 has 6 divisors (see below), whose sum is σ = 53408289134. Its totient is φ = 53317996056.

The previous prime is 53363123491. The next prime is 53363123563. The reversal of 53363123533 is 33532136335.

It can be written as a sum of positive squares in only one way, i.e., 49001577769 + 4361545764 = 221363^2 + 66042^2 .

It is not a de Polignac number, because 53363123533 - 2¹³ = 53363115341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53363123492 and 53363123501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53363123563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1477891 + ... + 1513567.

Almost surely, 2^53363123533 is an apocalyptic number.

It is an amenable number.

53363123533 is a deficient number, since it is larger than the sum of its proper divisors (45165601).

53363123533 is an frugal number, since it uses more digits than its factorization.

53363123533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38123 (or 36900 counting only the distinct ones).

The product of its digits is 218700, while the sum is 37.

Adding to 53363123533 its reverse (33532136335), we get a palindrome (86895259868).

The spelling of 53363123533 in words is "fifty-three billion, three hundred sixty-three million, one hundred twenty-three thousand, five hundred thirty-three".