6434745764 has 12 divisors (see below), whose sum is σ = 11624057088. Its totient is φ = 3113586600.

The previous prime is 6434745761. The next prime is 6434745809. The reversal of 6434745764 is 4675474346.

It is not an unprimeable number, because it can be changed into a prime (6434745761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25946432 + ... + 25946679.

It is an arithmetic number, because the mean of its divisors is an integer number (968671424).

Almost surely, 2^6434745764 is an apocalyptic number.

It is an amenable number.

6434745764 is a deficient number, since it is larger than the sum of its proper divisors (5189311324).

6434745764 is a wasteful number, since it uses less digits than its factorization.

6434745764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51893146 (or 51893144 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 50.

The square root of 6434745764 is about 80216.8670791873. The cubic root of 6434745764 is about 1859.9893786729.

The spelling of 6434745764 in words is "six billion, four hundred thirty-four million, seven hundred forty-five thousand, seven hundred sixty-four".