53506133573 has 2 divisors, whose sum is σ = 53506133574. Its totient is φ = 53506133572.

The previous prime is 53506133563. The next prime is 53506133617. The reversal of 53506133573 is 37533160535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47678032609 + 5828100964 = 218353^2 + 76342^2 .

It is a cyclic number.

It is not a de Polignac number, because 53506133573 - 2¹⁰ = 53506132549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53506133573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53506133533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26753066786 + 26753066787.

It is an arithmetic number, because the mean of its divisors is an integer number (26753066787).

Almost surely, 2^53506133573 is an apocalyptic number.

It is an amenable number.

53506133573 is a deficient number, since it is larger than the sum of its proper divisors (1).

53506133573 is an equidigital number, since it uses as much as digits as its factorization.

53506133573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 425250, while the sum is 41.

The spelling of 53506133573 in words is "fifty-three billion, five hundred six million, one hundred thirty-three thousand, five hundred seventy-three".