50488968953 has 2 divisors, whose sum is σ = 50488968954. Its totient is φ = 50488968952.

The previous prime is 50488968931. The next prime is 50488968977. The reversal of 50488968953 is 35986988405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46782229264 + 3706739689 = 216292^2 + 60883^2 .

It is a cyclic number.

It is not a de Polignac number, because 50488968953 - 2⁸ = 50488968697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50488968953.

It is not a weakly prime, because it can be changed into another prime (50488968913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25244484476 + 25244484477.

It is an arithmetic number, because the mean of its divisors is an integer number (25244484477).

Almost surely, 2^50488968953 is an apocalyptic number.

It is an amenable number.

50488968953 is a deficient number, since it is larger than the sum of its proper divisors (1).

50488968953 is an equidigital number, since it uses as much as digits as its factorization.

50488968953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74649600, while the sum is 65.

The spelling of 50488968953 in words is "fifty billion, four hundred eighty-eight million, nine hundred sixty-eight thousand, nine hundred fifty-three".