6446463341 has 4 divisors (see below), whose sum is σ = 6534771132. Its totient is φ = 6358155552.

The previous prime is 6446463329. The next prime is 6446463367. The reversal of 6446463341 is 1433646446.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2673924100 + 3772539241 = 51710^2 + 61421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6446463341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6446463301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44153786 + ... + 44153931.

It is an arithmetic number, because the mean of its divisors is an integer number (1633692783).

Almost surely, 2^6446463341 is an apocalyptic number.

It is an amenable number.

6446463341 is a deficient number, since it is larger than the sum of its proper divisors (88307791).

6446463341 is an equidigital number, since it uses as much as digits as its factorization.

6446463341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88307790.

The product of its digits is 497664, while the sum is 41.

The square root of 6446463341 is about 80289.8707247683. The cubic root of 6446463341 is about 1861.1176984612.

The spelling of 6446463341 in words is "six billion, four hundred forty-six million, four hundred sixty-three thousand, three hundred forty-one".