9599009959 has 16 divisors (see below), whose sum is σ = 12163792896. Its totient is φ = 7357125600.

The previous prime is 9599009941. The next prime is 9599009963.

It is a happy number.

9599009959 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-9599009959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9599009959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9599009059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017127 + ... + 1026520.

It is an arithmetic number, because the mean of its divisors is an integer number (760237056).

Almost surely, 2^9599009959 is an apocalyptic number.

9599009959 is a deficient number, since it is larger than the sum of its proper divisors (2564782937).

9599009959 is a wasteful number, since it uses less digits than its factorization.

9599009959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043726.

The product of its (nonzero) digits is 13286025, while the sum is 64.

The square root of 9599009959 is about 97974.5372992391. The cubic root of 9599009959 is about 2125.2440750513.

The spelling of 9599009959 in words is "nine billion, five hundred ninety-nine million, nine thousand, nine hundred fifty-nine".