52502505493 has 2 divisors, whose sum is σ = 52502505494. Its totient is φ = 52502505492.

The previous prime is 52502505439. The next prime is 52502505511. The reversal of 52502505493 is 39450520525.

Together with previous prime (52502505439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32970206929 + 19532298564 = 181577^2 + 139758^2 .

It is a cyclic number.

It is not a de Polignac number, because 52502505493 - 2¹³ = 52502497301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52502505403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26251252746 + 26251252747.

It is an arithmetic number, because the mean of its divisors is an integer number (26251252747).

Almost surely, 2^52502505493 is an apocalyptic number.

It is an amenable number.

52502505493 is a deficient number, since it is larger than the sum of its proper divisors (1).

52502505493 is an equidigital number, since it uses as much as digits as its factorization.

52502505493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 52502505493 in words is "fifty-two billion, five hundred two million, five hundred five thousand, four hundred ninety-three".