53520432233 has 2 divisors, whose sum is σ = 53520432234. Its totient is φ = 53520432232.

The previous prime is 53520432221. The next prime is 53520432239. The reversal of 53520432233 is 33223402535.

53520432233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26765941609 + 26754490624 = 163603^2 + 163568^2 .

It is a cyclic number.

It is not a de Polignac number, because 53520432233 - 2³⁰ = 52446690409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53520432233.

It is not a weakly prime, because it can be changed into another prime (53520432239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26760216116 + 26760216117.

It is an arithmetic number, because the mean of its divisors is an integer number (26760216117).

Almost surely, 2^53520432233 is an apocalyptic number.

It is an amenable number.

53520432233 is a deficient number, since it is larger than the sum of its proper divisors (1).

53520432233 is an equidigital number, since it uses as much as digits as its factorization.

53520432233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 32.

Adding to 53520432233 its reverse (33223402535), we get a palindrome (86743834768).

The spelling of 53520432233 in words is "fifty-three billion, five hundred twenty million, four hundred thirty-two thousand, two hundred thirty-three".