6448120619 has 2 divisors, whose sum is σ = 6448120620. Its totient is φ = 6448120618.

The previous prime is 6448120607. The next prime is 6448120631. The reversal of 6448120619 is 9160218446.

It is a balanced prime because it is at equal distance from previous prime (6448120607) and next prime (6448120631).

It is a cyclic number.

It is not a de Polignac number, because 6448120619 - 2⁴ = 6448120603 is a prime.

It is a super-2 number, since 2×6448120619² = 83156519034345886322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6448122619) 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, 3224060309 + 3224060310.

It is an arithmetic number, because the mean of its divisors is an integer number (3224060310).

Almost surely, 2^6448120619 is an apocalyptic number.

6448120619 is a deficient number, since it is larger than the sum of its proper divisors (1).

6448120619 is an equidigital number, since it uses as much as digits as its factorization.

6448120619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 6448120619 is about 80300.1906535719. The cubic root of 6448120619 is about 1861.2771722159.

The spelling of 6448120619 in words is "six billion, four hundred forty-eight million, one hundred twenty thousand, six hundred nineteen".