49917762049 has 2 divisors, whose sum is σ = 49917762050. Its totient is φ = 49917762048.

The previous prime is 49917762029. The next prime is 49917762071. The reversal of 49917762049 is 94026771994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31588663824 + 18329098225 = 177732^2 + 135385^2 .

It is a cyclic number.

It is not a de Polignac number, because 49917762049 - 2⁷ = 49917761921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49917761984 and 49917762002.

It is not a weakly prime, because it can be changed into another prime (49917762029) 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, 24958881024 + 24958881025.

It is an arithmetic number, because the mean of its divisors is an integer number (24958881025).

Almost surely, 2^49917762049 is an apocalyptic number.

It is an amenable number.

49917762049 is a deficient number, since it is larger than the sum of its proper divisors (1).

49917762049 is an equidigital number, since it uses as much as digits as its factorization.

49917762049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 49917762049 in words is "forty-nine billion, nine hundred seventeen million, seven hundred sixty-two thousand, forty-nine".