3625443361 has 2 divisors, whose sum is σ = 3625443362. Its totient is φ = 3625443360.

The previous prime is 3625443347. The next prime is 3625443377. The reversal of 3625443361 is 1633445263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3360404961 + 265038400 = 57969^2 + 16280^2 .

It is a cyclic number.

It is not a de Polignac number, because 3625443361 - 2⁵ = 3625443329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3625443361.

It is not a weakly prime, because it can be changed into another prime (3625443301) 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, 1812721680 + 1812721681.

It is an arithmetic number, because the mean of its divisors is an integer number (1812721681).

Almost surely, 2^3625443361 is an apocalyptic number.

It is an amenable number.

3625443361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3625443361 is an equidigital number, since it uses as much as digits as its factorization.

3625443361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 37.

The square root of 3625443361 is about 60211.6546940873. The cubic root of 3625443361 is about 1536.2210376673.

The spelling of 3625443361 in words is "three billion, six hundred twenty-five million, four hundred forty-three thousand, three hundred sixty-one".