5054493649 has 2 divisors, whose sum is σ = 5054493650. Its totient is φ = 5054493648.

The previous prime is 5054493637. The next prime is 5054493671. The reversal of 5054493649 is 9463944505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4528617025 + 525876624 = 67295^2 + 22932^2 .

It is a cyclic number.

It is not a de Polignac number, because 5054493649 - 2⁵ = 5054493617 is a prime.

It is not a weakly prime, because it can be changed into another prime (5054493629) 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, 2527246824 + 2527246825.

It is an arithmetic number, because the mean of its divisors is an integer number (2527246825).

Almost surely, 2^5054493649 is an apocalyptic number.

It is an amenable number.

5054493649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5054493649 is an equidigital number, since it uses as much as digits as its factorization.

5054493649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The square root of 5054493649 is about 71094.9621914239. The cubic root of 5054493649 is about 1716.1657026203.

The spelling of 5054493649 in words is "five billion, fifty-four million, four hundred ninety-three thousand, six hundred forty-nine".