9930433646 has 12 divisors (see below), whose sum is σ = 17024239752. Its totient is φ = 4255740336.

The previous prime is 9930433627. The next prime is 9930433651. The reversal of 9930433646 is 6463340399.

It is a happy number.

It is a super-2 number, since 2×9930433646² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9930433646.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 359546 + ... + 386178.

It is an arithmetic number, because the mean of its divisors is an integer number (1418686646).

Almost surely, 2^9930433646 is an apocalyptic number.

9930433646 is a deficient number, since it is larger than the sum of its proper divisors (7093806106).

9930433646 is an frugal number, since it uses more digits than its factorization.

9930433646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53275 (or 26642 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 47.

The square root of 9930433646 is about 99651.5611819504. The cubic root of 9930433646 is about 2149.4271880191.

The spelling of 9930433646 in words is "nine billion, nine hundred thirty million, four hundred thirty-three thousand, six hundred forty-six".