50053054921 has 2 divisors, whose sum is σ = 50053054922. Its totient is φ = 50053054920.

The previous prime is 50053054859. The next prime is 50053054943. The reversal of 50053054921 is 12945035005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26312408521 + 23740646400 = 162211^2 + 154080^2 .

It is a cyclic number.

It is not a de Polignac number, because 50053054921 - 2¹¹ = 50053052873 is a prime.

It is not a weakly prime, because it can be changed into another prime (50053054981) 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, 25026527460 + 25026527461.

It is an arithmetic number, because the mean of its divisors is an integer number (25026527461).

Almost surely, 2^50053054921 is an apocalyptic number.

It is an amenable number.

50053054921 is a deficient number, since it is larger than the sum of its proper divisors (1).

50053054921 is an equidigital number, since it uses as much as digits as its factorization.

50053054921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 50053054921 its reverse (12945035005), we get a palindrome (62998089926).

The spelling of 50053054921 in words is "fifty billion, fifty-three million, fifty-four thousand, nine hundred twenty-one".