4644222246464 has 56 divisors (see below), whose sum is σ = 9779561766720. Its totient is φ = 2183503122944.

The previous prime is 4644222246463. The next prime is 4644222246481. The reversal of 4644222246464 is 4646422224464.

It is a super-2 number, since 2×4644222246464² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4644222246463) 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 7 ways as a sum of consecutive naturals, for example, 26650799 + ... + 26824494.

Almost surely, 2^{4644222246464} is an apocalyptic number.

It is an amenable number.

4644222246464 is an abundant number, since it is smaller than the sum of its proper divisors (5135339520256).

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

4644222246464 is a wasteful number, since it uses less digits than its factorization.

4644222246464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53475387 (or 53475377 counting only the distinct ones).

The product of its digits is 14155776, while the sum is 50.

The spelling of 4644222246464 in words is "four trillion, six hundred forty-four billion, two hundred twenty-two million, two hundred forty-six thousand, four hundred sixty-four".