9999267732 has 36 divisors (see below), whose sum is σ = 25280606260. Its totient is φ = 3332472192.

The previous prime is 9999267727. The next prime is 9999267793. The reversal of 9999267732 is 2377629999.

It can be written as a sum of positive squares in 2 ways, for example, as 9111466116 + 887801616 = 95454^2 + 29796^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 9999267732.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198144 + ... + 243432.

Almost surely, 2^9999267732 is an apocalyptic number.

It is an amenable number.

9999267732 is an abundant number, since it is smaller than the sum of its proper divisors (15281338528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9999267732 is a wasteful number, since it uses less digits than its factorization.

9999267732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51432 (or 51427 counting only the distinct ones).

The product of its digits is 23147208, while the sum is 63.

The square root of 9999267732 is about 99996.3385929705. The cubic root of 9999267732 is about 2154.3821012955.

It can be divided in two parts, 9999267 and 732, that added together give a palindrome (9999999).

The spelling of 9999267732 in words is "nine billion, nine hundred ninety-nine million, two hundred sixty-seven thousand, seven hundred thirty-two".