50145577 has 2 divisors, whose sum is σ = 50145578. Its totient is φ = 50145576.

The previous prime is 50145551. The next prime is 50145629. The reversal of 50145577 is 77554105.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47114496 + 3031081 = 6864^2 + 1741^2 .

It is a cyclic number.

It is not a de Polignac number, because 50145577 - 2¹¹ = 50143529 is a prime.

It is not a weakly prime, because it can be changed into another prime (50145517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25072788 + 25072789.

It is an arithmetic number, because the mean of its divisors is an integer number (25072789).

Almost surely, 2^50145577 is an apocalyptic number.

It is an amenable number.

50145577 is a deficient number, since it is larger than the sum of its proper divisors (1).

50145577 is an equidigital number, since it uses as much as digits as its factorization.

50145577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 50145577 is about 7081.3541784040. The cubic root of 50145577 is about 368.7603435957.

The spelling of 50145577 in words is "fifty million, one hundred forty-five thousand, five hundred seventy-seven".