4446686897 has 2 divisors, whose sum is σ = 4446686898. Its totient is φ = 4446686896.

The previous prime is 4446686879. The next prime is 4446686921. The reversal of 4446686897 is 7986866444.

Together with previous prime (4446686879) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4270753201 + 175933696 = 65351^2 + 13264^2 .

It is a cyclic number.

It is not a de Polignac number, because 4446686897 - 2²⁴ = 4429909681 is a prime.

It is not a weakly prime, because it can be changed into another prime (4446686837) 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, 2223343448 + 2223343449.

It is an arithmetic number, because the mean of its divisors is an integer number (2223343449).

Almost surely, 2^4446686897 is an apocalyptic number.

It is an amenable number.

4446686897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4446686897 is an equidigital number, since it uses as much as digits as its factorization.

4446686897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55738368, while the sum is 62.

The square root of 4446686897 is about 66683.4829399305. The cubic root of 4446686897 is about 1644.4178545725.

The spelling of 4446686897 in words is "four billion, four hundred forty-six million, six hundred eighty-six thousand, eight hundred ninety-seven".