9963329629 has 4 divisors (see below), whose sum is σ = 10869086880. Its totient is φ = 9057572380.

The previous prime is 9963329627. The next prime is 9963329633. The reversal of 9963329629 is 9269233699.

9963329629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9963329629 - 2¹ = 9963329627 is a prime.

It is a super-2 number, since 2×9963329629² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963329627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452878609 + ... + 452878630.

It is an arithmetic number, because the mean of its divisors is an integer number (2717271720).

Almost surely, 2^9963329629 is an apocalyptic number.

It is an amenable number.

9963329629 is a deficient number, since it is larger than the sum of its proper divisors (905757251).

9963329629 is a wasteful number, since it uses less digits than its factorization.

9963329629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905757250.

The product of its digits is 8503056, while the sum is 58.

The square root of 9963329629 is about 99816.4797465829. The cubic root of 9963329629 is about 2151.7980004753.

It can be divided in two parts, 996 and 3329629, that added together give a square (3330625 = 1825²).

The spelling of 9963329629 in words is "nine billion, nine hundred sixty-three million, three hundred twenty-nine thousand, six hundred twenty-nine".