4665643222628 has 12 divisors (see below), whose sum is σ = 8594605936560. Its totient is φ = 2210041526472.

The previous prime is 4665643222613. The next prime is 4665643222663. The reversal of 4665643222628 is 8262223465664.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30695021126 + ... + 30695021277.

It is an arithmetic number, because the mean of its divisors is an integer number (716217161380).

Almost surely, 2^{4665643222628} is an apocalyptic number.

It is an amenable number.

4665643222628 is a deficient number, since it is larger than the sum of its proper divisors (3928962713932).

4665643222628 is a wasteful number, since it uses less digits than its factorization.

4665643222628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61390042426 (or 61390042424 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 56.

The spelling of 4665643222628 in words is "four trillion, six hundred sixty-five billion, six hundred forty-three million, two hundred twenty-two thousand, six hundred twenty-eight".