50448157 has 2 divisors, whose sum is σ = 50448158. Its totient is φ = 50448156.

The previous prime is 50448133. The next prime is 50448161. The reversal of 50448157 is 75184405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27657081 + 22791076 = 5259^2 + 4774^2 .

It is a cyclic number.

It is not a de Polignac number, because 50448157 - 2⁷ = 50448029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50448457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25224078 + 25224079.

It is an arithmetic number, because the mean of its divisors is an integer number (25224079).

Almost surely, 2^50448157 is an apocalyptic number.

It is an amenable number.

50448157 is a deficient number, since it is larger than the sum of its proper divisors (1).

50448157 is an equidigital number, since it uses as much as digits as its factorization.

50448157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 50448157 is about 7102.6866043772. The cubic root of 50448157 is about 369.5005606197.

It can be divided in two parts, 50448 and 157, that added together give a palindrome (50605).

The spelling of 50448157 in words is "fifty million, four hundred forty-eight thousand, one hundred fifty-seven".