49424495761 has 2 divisors, whose sum is σ = 49424495762. Its totient is φ = 49424495760.

The previous prime is 49424495717. The next prime is 49424495767. The reversal of 49424495761 is 16759442494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38081180736 + 11343315025 = 195144^2 + 106505^2 .

It is a cyclic number.

It is not a de Polignac number, because 49424495761 - 2⁹ = 49424495249 is a prime.

It is not a weakly prime, because it can be changed into another prime (49424495767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24712247880 + 24712247881.

It is an arithmetic number, because the mean of its divisors is an integer number (24712247881).

Almost surely, 2^49424495761 is an apocalyptic number.

It is an amenable number.

49424495761 is a deficient number, since it is larger than the sum of its proper divisors (1).

49424495761 is an equidigital number, since it uses as much as digits as its factorization.

49424495761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 55.

The spelling of 49424495761 in words is "forty-nine billion, four hundred twenty-four million, four hundred ninety-five thousand, seven hundred sixty-one".