3884484845897 has 2 divisors, whose sum is σ = 3884484845898. Its totient is φ = 3884484845896.

The previous prime is 3884484845893. The next prime is 3884484845951. The reversal of 3884484845897 is 7985484844883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2924821664521 + 959663181376 = 1710211^2 + 979624^2 .

It is a cyclic number.

It is not a de Polignac number, because 3884484845897 - 2² = 3884484845893 is a prime.

It is not a weakly prime, because it can be changed into another prime (3884484845893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1942242422948 + 1942242422949.

It is an arithmetic number, because the mean of its divisors is an integer number (1942242422949).

Almost surely, 2^{3884484845897} is an apocalyptic number.

It is an amenable number.

3884484845897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3884484845897 is an equidigital number, since it uses as much as digits as its factorization.

3884484845897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7927234560, while the sum is 80.

The spelling of 3884484845897 in words is "three trillion, eight hundred eighty-four billion, four hundred eighty-four million, eight hundred forty-five thousand, eight hundred ninety-seven".