12399419132 has 48 divisors (see below), whose sum is σ = 23618897568. Its totient is φ = 5671895040.

The previous prime is 12399419107. The next prime is 12399419141. The reversal of 12399419132 is 23191499321.

12399419132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12399419132² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3951068 + ... + 3954204.

It is an arithmetic number, because the mean of its divisors is an integer number (492060366).

Almost surely, 2^12399419132 is an apocalyptic number.

It is an amenable number.

12399419132 is a deficient number, since it is larger than the sum of its proper divisors (11219478436).

12399419132 is a wasteful number, since it uses less digits than its factorization.

12399419132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4766 (or 4764 counting only the distinct ones).

The product of its digits is 104976, while the sum is 44.

The spelling of 12399419132 in words is "twelve billion, three hundred ninety-nine million, four hundred nineteen thousand, one hundred thirty-two".