12193554406 has 16 divisors (see below), whose sum is σ = 20439751248. Its totient is φ = 5407340800.

The previous prime is 12193554377. The next prime is 12193554427. The reversal of 12193554406 is 60445539121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6758275 + ... + 6760078.

It is an arithmetic number, because the mean of its divisors is an integer number (1277484453).

Almost surely, 2^12193554406 is an apocalyptic number.

12193554406 is a deficient number, since it is larger than the sum of its proper divisors (8246196842).

12193554406 is a wasteful number, since it uses less digits than its factorization.

12193554406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13518407.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 12193554406 in words is "twelve billion, one hundred ninety-three million, five hundred fifty-four thousand, four hundred six".