48649144249 has 2 divisors, whose sum is σ = 48649144250. Its totient is φ = 48649144248.

The previous prime is 48649144241. The next prime is 48649144373. The reversal of 48649144249 is 94244194684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46164819600 + 2484324649 = 214860^2 + 49843^2 .

It is a cyclic number.

It is not a de Polignac number, because 48649144249 - 2³ = 48649144241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48649144249.

It is not a weakly prime, because it can be changed into another prime (48649144241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24324572124 + 24324572125.

It is an arithmetic number, because the mean of its divisors is an integer number (24324572125).

Almost surely, 2^48649144249 is an apocalyptic number.

It is an amenable number.

48649144249 is a deficient number, since it is larger than the sum of its proper divisors (1).

48649144249 is an equidigital number, since it uses as much as digits as its factorization.

48649144249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7962624, while the sum is 55.

The spelling of 48649144249 in words is "forty-eight billion, six hundred forty-nine million, one hundred forty-four thousand, two hundred forty-nine".