4644312134464 has 56 divisors (see below), whose sum is σ = 9289802314440. Its totient is φ = 2303622537216.

The previous prime is 4644312134419. The next prime is 4644312134471.

It is a happy number.

4644312134464 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 9729849600 + 4634582284864 = 98640^2 + 2152808^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5825052 + ... + 6574180.

Almost surely, 2^{4644312134464} is an apocalyptic number.

It is an amenable number.

4644312134464 is an abundant number, since it is smaller than the sum of its proper divisors (4645490179976).

4644312134464 is a wasteful number, since it uses less digits than its factorization.

4644312134464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749915 (or 749905 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 46.

The spelling of 4644312134464 in words is "four trillion, six hundred forty-four billion, three hundred twelve million, one hundred thirty-four thousand, four hundred sixty-four".