50520918261839 has 2 divisors, whose sum is σ = 50520918261840. Its totient is φ = 50520918261838.

The previous prime is 50520918261823. The next prime is 50520918261901. The reversal of 50520918261839 is 93816281902505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50520918261839 - 2⁴ = 50520918261823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50520918261239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25260459130919 + 25260459130920.

It is an arithmetic number, because the mean of its divisors is an integer number (25260459130920).

Almost surely, 2^{50520918261839} is an apocalyptic number.

50520918261839 is a deficient number, since it is larger than the sum of its proper divisors (1).

50520918261839 is an equidigital number, since it uses as much as digits as its factorization.

50520918261839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 59.

The spelling of 50520918261839 in words is "fifty trillion, five hundred twenty billion, nine hundred eighteen million, two hundred sixty-one thousand, eight hundred thirty-nine".