52445413519 has 2 divisors, whose sum is σ = 52445413520. Its totient is φ = 52445413518.

The previous prime is 52445413513. The next prime is 52445413529. The reversal of 52445413519 is 91531454425.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52445413519 - 2¹¹ = 52445411471 is a prime.

It is a super-2 number, since 2×52445413519² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52445413513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26222706759 + 26222706760.

It is an arithmetic number, because the mean of its divisors is an integer number (26222706760).

Almost surely, 2^52445413519 is an apocalyptic number.

52445413519 is a deficient number, since it is larger than the sum of its proper divisors (1).

52445413519 is an equidigital number, since it uses as much as digits as its factorization.

52445413519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 43.

The spelling of 52445413519 in words is "fifty-two billion, four hundred forty-five million, four hundred thirteen thousand, five hundred nineteen".