50263536391 has 2 divisors, whose sum is σ = 50263536392. Its totient is φ = 50263536390.

The previous prime is 50263536317. The next prime is 50263536403. The reversal of 50263536391 is 19363536205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50263536391 - 2¹⁷ = 50263405319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50263536311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25131768195 + 25131768196.

It is an arithmetic number, because the mean of its divisors is an integer number (25131768196).

Almost surely, 2^50263536391 is an apocalyptic number.

50263536391 is a deficient number, since it is larger than the sum of its proper divisors (1).

50263536391 is an equidigital number, since it uses as much as digits as its factorization.

50263536391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 437400, while the sum is 43.

The spelling of 50263536391 in words is "fifty billion, two hundred sixty-three million, five hundred thirty-six thousand, three hundred ninety-one".