54449456797 has 2 divisors, whose sum is σ = 54449456798. Its totient is φ = 54449456796.

The previous prime is 54449456783. The next prime is 54449456837. The reversal of 54449456797 is 79765494445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53591787001 + 857669796 = 231499^2 + 29286^2 .

It is a cyclic number.

It is not a de Polignac number, because 54449456797 - 2¹⁹ = 54448932509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54449456597) 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, 27224728398 + 27224728399.

It is an arithmetic number, because the mean of its divisors is an integer number (27224728399).

Almost surely, 2^54449456797 is an apocalyptic number.

It is an amenable number.

54449456797 is a deficient number, since it is larger than the sum of its proper divisors (1).

54449456797 is an equidigital number, since it uses as much as digits as its factorization.

54449456797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 152409600, while the sum is 64.

The spelling of 54449456797 in words is "fifty-four billion, four hundred forty-nine million, four hundred fifty-six thousand, seven hundred ninety-seven".