4376581249 has 2 divisors, whose sum is σ = 4376581250. Its totient is φ = 4376581248.

The previous prime is 4376581229. The next prime is 4376581301. The reversal of 4376581249 is 9421856734.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4117532224 + 259049025 = 64168^2 + 16095^2 .

It is a cyclic number.

It is not a de Polignac number, because 4376581249 - 2⁵ = 4376581217 is a prime.

It is not a weakly prime, because it can be changed into another prime (4376581229) 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, 2188290624 + 2188290625.

It is an arithmetic number, because the mean of its divisors is an integer number (2188290625).

Almost surely, 2^4376581249 is an apocalyptic number.

It is an amenable number.

4376581249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4376581249 is an equidigital number, since it uses as much as digits as its factorization.

4376581249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The square root of 4376581249 is about 66155.7348156605. The cubic root of 4376581249 is about 1635.7301740394.

The spelling of 4376581249 in words is "four billion, three hundred seventy-six million, five hundred eighty-one thousand, two hundred forty-nine".