49938271573 has 2 divisors, whose sum is σ = 49938271574. Its totient is φ = 49938271572.

The previous prime is 49938271549. The next prime is 49938271583. The reversal of 49938271573 is 37517283994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47213640369 + 2724631204 = 217287^2 + 52198^2 .

It is a cyclic number.

It is not a de Polignac number, because 49938271573 - 2¹³ = 49938263381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49938271583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24969135786 + 24969135787.

It is an arithmetic number, because the mean of its divisors is an integer number (24969135787).

Almost surely, 2^49938271573 is an apocalyptic number.

It is an amenable number.

49938271573 is a deficient number, since it is larger than the sum of its proper divisors (1).

49938271573 is an equidigital number, since it uses as much as digits as its factorization.

49938271573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 58.

The spelling of 49938271573 in words is "forty-nine billion, nine hundred thirty-eight million, two hundred seventy-one thousand, five hundred seventy-three".