2544393073 has 2 divisors, whose sum is σ = 2544393074. Its totient is φ = 2544393072.

The previous prime is 2544393067. The next prime is 2544393083. The reversal of 2544393073 is 3703934452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2161134144 + 383258929 = 46488^2 + 19577^2 .

It is a cyclic number.

It is not a de Polignac number, because 2544393073 - 2⁵ = 2544393041 is a prime.

It is a super-2 number, since 2×2544393073² = 12947872219860766658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2544393083) 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, 1272196536 + 1272196537.

It is an arithmetic number, because the mean of its divisors is an integer number (1272196537).

Almost surely, 2^2544393073 is an apocalyptic number.

It is an amenable number.

2544393073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544393073 is an equidigital number, since it uses as much as digits as its factorization.

2544393073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 2544393073 is about 50441.9772907447. The cubic root of 2544393073 is about 1365.1951440916.

The spelling of 2544393073 in words is "two billion, five hundred forty-four million, three hundred ninety-three thousand, seventy-three".