49473008129 has 2 divisors, whose sum is σ = 49473008130. Its totient is φ = 49473008128.

The previous prime is 49473008107. The next prime is 49473008147. The reversal of 49473008129 is 92180037494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34655545600 + 14817462529 = 186160^2 + 121727^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49473008129 is a prime.

It is not a weakly prime, because it can be changed into another prime (49473008029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24736504064 + 24736504065.

It is an arithmetic number, because the mean of its divisors is an integer number (24736504065).

Almost surely, 2^49473008129 is an apocalyptic number.

It is an amenable number.

49473008129 is a deficient number, since it is larger than the sum of its proper divisors (1).

49473008129 is an equidigital number, since it uses as much as digits as its factorization.

49473008129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 49473008129 in words is "forty-nine billion, four hundred seventy-three million, eight thousand, one hundred twenty-nine".