50353803691 has 2 divisors, whose sum is σ = 50353803692. Its totient is φ = 50353803690.

The previous prime is 50353803649. The next prime is 50353803697. The reversal of 50353803691 is 19630835305.

50353803691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50353803691 - 2¹¹ = 50353801643 is a prime.

It is not a weakly prime, because it can be changed into another prime (50353803697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25176901845 + 25176901846.

It is an arithmetic number, because the mean of its divisors is an integer number (25176901846).

Almost surely, 2^50353803691 is an apocalyptic number.

50353803691 is a deficient number, since it is larger than the sum of its proper divisors (1).

50353803691 is an equidigital number, since it uses as much as digits as its factorization.

50353803691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 50353803691 in words is "fifty billion, three hundred fifty-three million, eight hundred three thousand, six hundred ninety-one".