52386190481 has 2 divisors, whose sum is σ = 52386190482. Its totient is φ = 52386190480.

The previous prime is 52386190463. The next prime is 52386190513. The reversal of 52386190481 is 18409168325.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44785140625 + 7601049856 = 211625^2 + 87184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52386190481 is a prime.

It is a super-2 number, since 2×52386190481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52386196481) 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, 26193095240 + 26193095241.

It is an arithmetic number, because the mean of its divisors is an integer number (26193095241).

Almost surely, 2^52386190481 is an apocalyptic number.

It is an amenable number.

52386190481 is a deficient number, since it is larger than the sum of its proper divisors (1).

52386190481 is an equidigital number, since it uses as much as digits as its factorization.

52386190481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 52386190481 in words is "fifty-two billion, three hundred eighty-six million, one hundred ninety thousand, four hundred eighty-one".