50304124921 has 2 divisors, whose sum is σ = 50304124922. Its totient is φ = 50304124920.

The previous prime is 50304124919. The next prime is 50304124961. The reversal of 50304124921 is 12942140305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40594190400 + 9709934521 = 201480^2 + 98539^2 .

It is a cyclic number.

It is not a de Polignac number, because 50304124921 - 2¹ = 50304124919 is a prime.

Together with 50304124919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (50304124961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25152062460 + 25152062461.

It is an arithmetic number, because the mean of its divisors is an integer number (25152062461).

Almost surely, 2^50304124921 is an apocalyptic number.

It is an amenable number.

50304124921 is a deficient number, since it is larger than the sum of its proper divisors (1).

50304124921 is an equidigital number, since it uses as much as digits as its factorization.

50304124921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 50304124921 in words is "fifty billion, three hundred four million, one hundred twenty-four thousand, nine hundred twenty-one".