6473443746 has 128 divisors (see below), whose sum is σ = 16798187520. Its totient is φ = 1613908800.

The previous prime is 6473443727. The next prime is 6473443783.

6473443746 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6473443695 and 6473443704.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1817115 + ... + 1820673.

It is an arithmetic number, because the mean of its divisors is an integer number (131235840).

Almost surely, 2^6473443746 is an apocalyptic number.

6473443746 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6473443746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8399093760).

6473443746 is an abundant number, since it is smaller than the sum of its proper divisors (10324743774).

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

6473443746 is a wasteful number, since it uses less digits than its factorization.

6473443746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740.

The product of its digits is 4064256, while the sum is 48.

The square root of 6473443746 is about 80457.7140242003. The cubic root of 6473443746 is about 1863.7105319698.

The spelling of 6473443746 in words is "six billion, four hundred seventy-three million, four hundred forty-three thousand, seven hundred forty-six".