49104506849 has 2 divisors, whose sum is σ = 49104506850. Its totient is φ = 49104506848.

The previous prime is 49104506833. The next prime is 49104506887. The reversal of 49104506849 is 94860540194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37561153249 + 11543353600 = 193807^2 + 107440^2 .

It is a cyclic number.

It is not a de Polignac number, because 49104506849 - 2⁴ = 49104506833 is a prime.

It is a super-2 number, since 2×49104506849² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49104506797 and 49104506806.

It is not a weakly prime, because it can be changed into another prime (49104506249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24552253424 + 24552253425.

It is an arithmetic number, because the mean of its divisors is an integer number (24552253425).

Almost surely, 2^49104506849 is an apocalyptic number.

It is an amenable number.

49104506849 is a deficient number, since it is larger than the sum of its proper divisors (1).

49104506849 is an equidigital number, since it uses as much as digits as its factorization.

49104506849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 49104506849 in words is "forty-nine billion, one hundred four million, five hundred six thousand, eight hundred forty-nine".