2538744073 has 2 divisors, whose sum is σ = 2538744074. Its totient is φ = 2538744072.

The previous prime is 2538744059. The next prime is 2538744083. The reversal of 2538744073 is 3704478352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1595762809 + 942981264 = 39947^2 + 30708^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2538744073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2538744023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269372036 + 1269372037.

It is an arithmetic number, because the mean of its divisors is an integer number (1269372037).

Almost surely, 2^2538744073 is an apocalyptic number.

It is an amenable number.

2538744073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2538744073 is an equidigital number, since it uses as much as digits as its factorization.

2538744073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 43.

The square root of 2538744073 is about 50385.9511471204. The cubic root of 2538744073 is about 1364.1840710484.

The spelling of 2538744073 in words is "two billion, five hundred thirty-eight million, seven hundred forty-four thousand, seventy-three".