3225640550273 has 2 divisors, whose sum is σ = 3225640550274. Its totient is φ = 3225640550272.

The previous prime is 3225640550261. The next prime is 3225640550333. The reversal of 3225640550273 is 3720550465223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1617088635904 + 1608551914369 = 1271648^2 + 1268287^2 .

It is a cyclic number.

It is not a de Polignac number, because 3225640550273 - 2⁸ = 3225640550017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3225640550773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612820275136 + 1612820275137.

It is an arithmetic number, because the mean of its divisors is an integer number (1612820275137).

Almost surely, 2^{3225640550273} is an apocalyptic number.

It is an amenable number.

3225640550273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3225640550273 is an equidigital number, since it uses as much as digits as its factorization.

3225640550273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 44.

The spelling of 3225640550273 in words is "three trillion, two hundred twenty-five billion, six hundred forty million, five hundred fifty thousand, two hundred seventy-three".