4221850768652 has 24 divisors (see below), whose sum is σ = 8337824404560. Its totient is φ = 1852849866560.

The previous prime is 4221850768609. The next prime is 4221850768721. The reversal of 4221850768652 is 2568670581224.

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, 1654328963 + ... + 1654331514.

It is an arithmetic number, because the mean of its divisors is an integer number (347409350190).

Almost surely, 2^{4221850768652} is an apocalyptic number.

It is an amenable number.

4221850768652 is a deficient number, since it is larger than the sum of its proper divisors (4115973635908).

4221850768652 is a wasteful number, since it uses less digits than its factorization.

4221850768652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3308660521 (or 3308660519 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 56.

The spelling of 4221850768652 in words is "four trillion, two hundred twenty-one billion, eight hundred fifty million, seven hundred sixty-eight thousand, six hundred fifty-two".