52435528129 has 2 divisors, whose sum is σ = 52435528130. Its totient is φ = 52435528128.

The previous prime is 52435528109. The next prime is 52435528147. The reversal of 52435528129 is 92182553425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44308145025 + 8127383104 = 210495^2 + 90152^2 .

It is a cyclic number.

It is not a de Polignac number, because 52435528129 - 2⁷ = 52435528001 is a prime.

It is a super-2 number, since 2×52435528129² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52435528109) 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 as a sum of consecutive naturals, namely, 26217764064 + 26217764065.

It is an arithmetic number, because the mean of its divisors is an integer number (26217764065).

Almost surely, 2^52435528129 is an apocalyptic number.

It is an amenable number.

52435528129 is a deficient number, since it is larger than the sum of its proper divisors (1).

52435528129 is an equidigital number, since it uses as much as digits as its factorization.

52435528129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 46.

The spelling of 52435528129 in words is "fifty-two billion, four hundred thirty-five million, five hundred twenty-eight thousand, one hundred twenty-nine".