50482145257 has 2 divisors, whose sum is σ = 50482145258. Its totient is φ = 50482145256.

The previous prime is 50482145249. The next prime is 50482145281. The reversal of 50482145257 is 75254128405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40724854416 + 9757290841 = 201804^2 + 98779^2 .

It is a cyclic number.

It is not a de Polignac number, because 50482145257 - 2³ = 50482145249 is a prime.

It is not a weakly prime, because it can be changed into another prime (50482145957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25241072628 + 25241072629.

It is an arithmetic number, because the mean of its divisors is an integer number (25241072629).

Almost surely, 2^50482145257 is an apocalyptic number.

It is an amenable number.

50482145257 is a deficient number, since it is larger than the sum of its proper divisors (1).

50482145257 is an equidigital number, since it uses as much as digits as its factorization.

50482145257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448000, while the sum is 43.

The spelling of 50482145257 in words is "fifty billion, four hundred eighty-two million, one hundred forty-five thousand, two hundred fifty-seven".