49939008629 has 2 divisors, whose sum is σ = 49939008630. Its totient is φ = 49939008628.

The previous prime is 49939008617. The next prime is 49939008659. The reversal of 49939008629 is 92680093994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46563166225 + 3375842404 = 215785^2 + 58102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49939008629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49939008659) 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, 24969504314 + 24969504315.

It is an arithmetic number, because the mean of its divisors is an integer number (24969504315).

Almost surely, 2^49939008629 is an apocalyptic number.

It is an amenable number.

49939008629 is a deficient number, since it is larger than the sum of its proper divisors (1).

49939008629 is an equidigital number, since it uses as much as digits as its factorization.

49939008629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7558272, while the sum is 59.

The spelling of 49939008629 in words is "forty-nine billion, nine hundred thirty-nine million, eight thousand, six hundred twenty-nine".