12193920926 has 24 divisors (see below), whose sum is σ = 20125946232. Its totient is φ = 5536876400.

The previous prime is 12193920911. The next prime is 12193920941. The reversal of 12193920926 is 62902939121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12193920911) and next prime (12193920941).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209036 + ... + 260928.

It is an arithmetic number, because the mean of its divisors is an integer number (838581093).

Almost surely, 2^12193920926 is an apocalyptic number.

12193920926 is a deficient number, since it is larger than the sum of its proper divisors (7932025306).

12193920926 is a wasteful number, since it uses less digits than its factorization.

12193920926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52888 (or 52877 counting only the distinct ones).

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

The spelling of 12193920926 in words is "twelve billion, one hundred ninety-three million, nine hundred twenty thousand, nine hundred twenty-six".