49309553417 has 2 divisors, whose sum is σ = 49309553418. Its totient is φ = 49309553416.

The previous prime is 49309553411. The next prime is 49309553453. The reversal of 49309553417 is 71435590394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48357769216 + 951784201 = 219904^2 + 30851^2 .

It is a cyclic number.

It is not a de Polignac number, because 49309553417 - 2³⁴ = 32129684233 is a prime.

It is not a weakly prime, because it can be changed into another prime (49309553411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24654776708 + 24654776709.

It is an arithmetic number, because the mean of its divisors is an integer number (24654776709).

Almost surely, 2^49309553417 is an apocalyptic number.

It is an amenable number.

49309553417 is a deficient number, since it is larger than the sum of its proper divisors (1).

49309553417 is an equidigital number, since it uses as much as digits as its factorization.

49309553417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 49309553417 in words is "forty-nine billion, three hundred nine million, five hundred fifty-three thousand, four hundred seventeen".