12003998326 has 8 divisors (see below), whose sum is σ = 18006813504. Its totient is φ = 6001727160.

The previous prime is 12003998317. The next prime is 12003998359. The reversal of 12003998326 is 62389930021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12003998326² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75445 + ... + 172336.

It is an arithmetic number, because the mean of its divisors is an integer number (2250851688).

Almost surely, 2^12003998326 is an apocalyptic number.

12003998326 is a deficient number, since it is larger than the sum of its proper divisors (6002815178).

12003998326 is a wasteful number, since it uses less digits than its factorization.

12003998326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272006.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 12003998326 in words is "twelve billion, three million, nine hundred ninety-eight thousand, three hundred twenty-six".