6434664346 has 16 divisors (see below), whose sum is σ = 10530936288. Its totient is φ = 2924434800.

The previous prime is 6434664343. The next prime is 6434664347.

It is a happy number.

6434664346 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6434664296 and 6434664305.

It is not an unprimeable number, because it can be changed into a prime (6434664343) 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, 183916 + ... + 216088.

It is an arithmetic number, because the mean of its divisors is an integer number (658183518).

Almost surely, 2^6434664346 is an apocalyptic number.

6434664346 is a deficient number, since it is larger than the sum of its proper divisors (4096271942).

6434664346 is a wasteful number, since it uses less digits than its factorization.

6434664346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41277.

The product of its digits is 2985984, while the sum is 46.

The square root of 6434664346 is about 80216.3595907967. The cubic root of 6434664346 is about 1859.9815339054.

The spelling of 6434664346 in words is "six billion, four hundred thirty-four million, six hundred sixty-four thousand, three hundred forty-six".