9964543029 has 12 divisors (see below), whose sum is σ = 15455209824. Its totient is φ = 5694024504.

The previous prime is 9964543021. The next prime is 9964543033. The reversal of 9964543029 is 9203454699.

It is not a de Polignac number, because 9964543029 - 2³ = 9964543021 is a prime.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964543021) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 33892857 + ... + 33893150.

It is an arithmetic number, because the mean of its divisors is an integer number (1287934152).

Almost surely, 2^9964543029 is an apocalyptic number.

It is an amenable number.

9964543029 is a deficient number, since it is larger than the sum of its proper divisors (5490666795).

9964543029 is a wasteful number, since it uses less digits than its factorization.

9964543029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67786024 (or 67786017 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 51.

The square root of 9964543029 is about 99822.5577161796. The cubic root of 9964543029 is about 2151.8853503139.

The spelling of 9964543029 in words is "nine billion, nine hundred sixty-four million, five hundred forty-three thousand, twenty-nine".