9934456550 has 12 divisors (see below), whose sum is σ = 18478089276. Its totient is φ = 3973782600.

The previous prime is 9934456547. The next prime is 9934456559. The reversal of 9934456550 is 556544399.

It is a Harshad number since it is a multiple of its sum of digits (50), and also a Moran number because the ratio is a prime number: 198689131 = 9934456550 / (9 + 9 + 3 + 4 + 4 + 5 + 6 + 5 + 5 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934456559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99344516 + ... + 99344615.

It is an arithmetic number, because the mean of its divisors is an integer number (1539840773).

Almost surely, 2^9934456550 is an apocalyptic number.

9934456550 is a deficient number, since it is larger than the sum of its proper divisors (8543632726).

9934456550 is a wasteful number, since it uses less digits than its factorization.

9934456550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198689143 (or 198689138 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 50.

The square root of 9934456550 is about 99671.7439899594. The cubic root of 9934456550 is about 2149.7173993081.

The spelling of 9934456550 in words is "nine billion, nine hundred thirty-four million, four hundred fifty-six thousand, five hundred fifty".