12408005835 has 48 divisors (see below), whose sum is σ = 21813542400. Its totient is φ = 6523612992.

The previous prime is 12408005809. The next prime is 12408005837. The reversal of 12408005835 is 53850080421.

It is a happy number.

12408005835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12408005835 - 2¹⁰ = 12408004811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12408005835.

It is not an unprimeable number, because it can be changed into a prime (12408005837) 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 47 ways as a sum of consecutive naturals, for example, 2624784 + ... + 2629506.

It is an arithmetic number, because the mean of its divisors is an integer number (454448800).

Almost surely, 2^12408005835 is an apocalyptic number.

12408005835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12408005835 is a deficient number, since it is larger than the sum of its proper divisors (9405536565).

12408005835 is a wasteful number, since it uses less digits than its factorization.

12408005835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5552 (or 5549 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 12408005835 in words is "twelve billion, four hundred eight million, five thousand, eight hundred thirty-five".