50520524389 has 2 divisors, whose sum is σ = 50520524390. Its totient is φ = 50520524388.

The previous prime is 50520524387. The next prime is 50520524393. The reversal of 50520524389 is 98342502505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40028004900 + 10492519489 = 200070^2 + 102433^2 .

It is a cyclic number.

It is not a de Polignac number, because 50520524389 - 2¹ = 50520524387 is a prime.

Together with 50520524387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50520524381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25260262194 + 25260262195.

It is an arithmetic number, because the mean of its divisors is an integer number (25260262195).

Almost surely, 2^50520524389 is an apocalyptic number.

It is an amenable number.

50520524389 is a deficient number, since it is larger than the sum of its proper divisors (1).

50520524389 is an equidigital number, since it uses as much as digits as its factorization.

50520524389 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 50520524389 in words is "fifty billion, five hundred twenty million, five hundred twenty-four thousand, three hundred eighty-nine".