6477828447 has 8 divisors (see below), whose sum is σ = 8640729520. Its totient is φ = 4316739840.

The previous prime is 6477828419. The next prime is 6477828463. The reversal of 6477828447 is 7448287746.

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

It is not a de Polignac number, because 6477828447 - 2⁷ = 6477828319 is a prime.

It is a super-2 number, since 2×6477828447² = 83924522777524863618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6477828407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444754 + ... + 459087.

It is an arithmetic number, because the mean of its divisors is an integer number (1080091190).

Almost surely, 2^6477828447 is an apocalyptic number.

6477828447 is a deficient number, since it is larger than the sum of its proper divisors (2162901073).

6477828447 is a wasteful number, since it uses less digits than its factorization.

6477828447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906233.

The product of its digits is 16859136, while the sum is 57.

The square root of 6477828447 is about 80484.9578927640. The cubic root of 6477828447 is about 1864.1312235123.

The spelling of 6477828447 in words is "six billion, four hundred seventy-seven million, eight hundred twenty-eight thousand, four hundred forty-seven".