6448326577 has 32 divisors (see below), whose sum is σ = 8121129984. Its totient is φ = 4973841600.

The previous prime is 6448326557. The next prime is 6448326587. The reversal of 6448326577 is 7756238446.

It is not a de Polignac number, because 6448326577 - 2¹⁹ = 6447802289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6448326557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7796838 + ... + 7797664.

It is an arithmetic number, because the mean of its divisors is an integer number (253785312).

Almost surely, 2^6448326577 is an apocalyptic number.

It is an amenable number.

6448326577 is a deficient number, since it is larger than the sum of its proper divisors (1672803407).

6448326577 is a wasteful number, since it uses less digits than its factorization.

6448326577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749.

The product of its digits is 6773760, while the sum is 52.

The square root of 6448326577 is about 80301.4730686804. The cubic root of 6448326577 is about 1861.2969888863.

The spelling of 6448326577 in words is "six billion, four hundred forty-eight million, three hundred twenty-six thousand, five hundred seventy-seven".