50663251663 has 2 divisors, whose sum is σ = 50663251664. Its totient is φ = 50663251662.

The previous prime is 50663251643. The next prime is 50663251669. The reversal of 50663251663 is 36615236605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50663251663 - 2⁹ = 50663251151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50663251669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25331625831 + 25331625832.

It is an arithmetic number, because the mean of its divisors is an integer number (25331625832).

Almost surely, 2^50663251663 is an apocalyptic number.

50663251663 is a deficient number, since it is larger than the sum of its proper divisors (1).

50663251663 is an equidigital number, since it uses as much as digits as its factorization.

50663251663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 50663251663 in words is "fifty billion, six hundred sixty-three million, two hundred fifty-one thousand, six hundred sixty-three".