6448862145 has 16 divisors (see below), whose sum is σ = 11256196032. Its totient is φ = 3126720960.

The previous prime is 6448862137. The next prime is 6448862159. The reversal of 6448862145 is 5412688446.

It is not a de Polignac number, because 6448862145 - 2³ = 6448862137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6448862094 and 6448862103.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 19541842 + ... + 19542171.

It is an arithmetic number, because the mean of its divisors is an integer number (703512252).

Almost surely, 2^6448862145 is an apocalyptic number.

It is an amenable number.

6448862145 is a deficient number, since it is larger than the sum of its proper divisors (4807333887).

6448862145 is a wasteful number, since it uses less digits than its factorization.

6448862145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39084032.

The product of its digits is 1474560, while the sum is 48.

The square root of 6448862145 is about 80304.8077327877. The cubic root of 6448862145 is about 1861.3485176820.

The spelling of 6448862145 in words is "six billion, four hundred forty-eight million, eight hundred sixty-two thousand, one hundred forty-five".