49311948017 has 2 divisors, whose sum is σ = 49311948018. Its totient is φ = 49311948016.

The previous prime is 49311947933. The next prime is 49311948067. The reversal of 49311948017 is 71084911394.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33315010576 + 15996937441 = 182524^2 + 126479^2 .

It is a cyclic number.

It is not a de Polignac number, because 49311948017 - 2¹⁰ = 49311946993 is a prime.

It is not a weakly prime, because it can be changed into another prime (49311948067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24655974008 + 24655974009.

It is an arithmetic number, because the mean of its divisors is an integer number (24655974009).

Almost surely, 2^49311948017 is an apocalyptic number.

It is an amenable number.

49311948017 is a deficient number, since it is larger than the sum of its proper divisors (1).

49311948017 is an equidigital number, since it uses as much as digits as its factorization.

49311948017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 49311948017 in words is "forty-nine billion, three hundred eleven million, nine hundred forty-eight thousand, seventeen".