49995338329 has 2 divisors, whose sum is σ = 49995338330. Its totient is φ = 49995338328.

The previous prime is 49995338311. The next prime is 49995338339. The reversal of 49995338329 is 92383359994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45982369225 + 4012969104 = 214435^2 + 63348^2 .

It is a cyclic number.

It is not a de Polignac number, because 49995338329 - 2⁵ = 49995338297 is a prime.

It is not a weakly prime, because it can be changed into another prime (49995338339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24997669164 + 24997669165.

It is an arithmetic number, because the mean of its divisors is an integer number (24997669165).

Almost surely, 2^49995338329 is an apocalyptic number.

It is an amenable number.

49995338329 is a deficient number, since it is larger than the sum of its proper divisors (1).

49995338329 is an equidigital number, since it uses as much as digits as its factorization.

49995338329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56687040, while the sum is 64.

The spelling of 49995338329 in words is "forty-nine billion, nine hundred ninety-five million, three hundred thirty-eight thousand, three hundred twenty-nine".