52749569333 has 2 divisors, whose sum is σ = 52749569334. Its totient is φ = 52749569332.

The previous prime is 52749569311. The next prime is 52749569347. The reversal of 52749569333 is 33396594725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40671998929 + 12077570404 = 201673^2 + 109898^2 .

It is a cyclic number.

It is not a de Polignac number, because 52749569333 - 2²⁰ = 52748520757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52749569363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26374784666 + 26374784667.

It is an arithmetic number, because the mean of its divisors is an integer number (26374784667).

Almost surely, 2^52749569333 is an apocalyptic number.

It is an amenable number.

52749569333 is a deficient number, since it is larger than the sum of its proper divisors (1).

52749569333 is an equidigital number, since it uses as much as digits as its factorization.

52749569333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18370800, while the sum is 56.

The spelling of 52749569333 in words is "fifty-two billion, seven hundred forty-nine million, five hundred sixty-nine thousand, three hundred thirty-three".