52020005189 has 2 divisors, whose sum is σ = 52020005190. Its totient is φ = 52020005188.

The previous prime is 52020005131. The next prime is 52020005237. The reversal of 52020005189 is 98150002025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48272484100 + 3747521089 = 219710^2 + 61217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52020005189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52020005489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26010002594 + 26010002595.

It is an arithmetic number, because the mean of its divisors is an integer number (26010002595).

Almost surely, 2^52020005189 is an apocalyptic number.

It is an amenable number.

52020005189 is a deficient number, since it is larger than the sum of its proper divisors (1).

52020005189 is an equidigital number, since it uses as much as digits as its factorization.

52020005189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 52020005189 in words is "fifty-two billion, twenty million, five thousand, one hundred eighty-nine".