6477447746 has 144 divisors (see below), whose sum is σ = 13193966016. Its totient is φ = 2333760000.

The previous prime is 6477447727. The next prime is 6477447751.

6477447746 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6477447691 and 6477447700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 49446101 + ... + 49446231.

It is an arithmetic number, because the mean of its divisors is an integer number (91624764).

Almost surely, 2^6477447746 is an apocalyptic number.

6477447746 is an abundant number, since it is smaller than the sum of its proper divisors (6716518270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6477447746 is a wasteful number, since it uses less digits than its factorization.

6477447746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 269 counting only the distinct ones).

The product of its digits is 22127616, while the sum is 56.

The square root of 6477447746 is about 80482.5928136016. The cubic root of 6477447746 is about 1864.0947045600.

The spelling of 6477447746 in words is "six billion, four hundred seventy-seven million, four hundred forty-seven thousand, seven hundred forty-six".