12109040396 has 12 divisors (see below), whose sum is σ = 21409283448. Its totient is φ = 5992102272.

The previous prime is 12109040353. The next prime is 12109040401. The reversal of 12109040396 is 69304090121.

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, 15604046 + ... + 15604821.

It is an arithmetic number, because the mean of its divisors is an integer number (1784106954).

Almost surely, 2^12109040396 is an apocalyptic number.

It is an amenable number.

12109040396 is a deficient number, since it is larger than the sum of its proper divisors (9300243052).

12109040396 is a wasteful number, since it uses less digits than its factorization.

12109040396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31208968 (or 31208966 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 12109040396 in words is "twelve billion, one hundred nine million, forty thousand, three hundred ninety-six".