6448922277 has 8 divisors (see below), whose sum is σ = 9826929216. Its totient is φ = 3685098432.

The previous prime is 6448922243. The next prime is 6448922279. The reversal of 6448922277 is 7722298446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6448922277 - 2⁷ = 6448922149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448922279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153545748 + ... + 153545789.

It is an arithmetic number, because the mean of its divisors is an integer number (1228366152).

Almost surely, 2^6448922277 is an apocalyptic number.

It is an amenable number.

6448922277 is a deficient number, since it is larger than the sum of its proper divisors (3378006939).

6448922277 is a wasteful number, since it uses less digits than its factorization.

6448922277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307091547.

The product of its digits is 2709504, while the sum is 51.

The square root of 6448922277 is about 80305.1821304205. The cubic root of 6448922277 is about 1861.3543030055.

The spelling of 6448922277 in words is "six billion, four hundred forty-eight million, nine hundred twenty-two thousand, two hundred seventy-seven".