49934729447 has 2 divisors, whose sum is σ = 49934729448. Its totient is φ = 49934729446.

The previous prime is 49934729437. The next prime is 49934729477. The reversal of 49934729447 is 74492743994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49934729447 - 2⁴ = 49934729431 is a prime.

It is a super-3 number, since 3×49934729447³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 49934729447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49934729417) 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, 24967364723 + 24967364724.

It is an arithmetic number, because the mean of its divisors is an integer number (24967364724).

Almost surely, 2^49934729447 is an apocalyptic number.

49934729447 is a deficient number, since it is larger than the sum of its proper divisors (1).

49934729447 is an equidigital number, since it uses as much as digits as its factorization.

49934729447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54867456, while the sum is 62.

The spelling of 49934729447 in words is "forty-nine billion, nine hundred thirty-four million, seven hundred twenty-nine thousand, four hundred forty-seven".