12265409405 has 8 divisors (see below), whose sum is σ = 14967957600. Its totient is φ = 9646016656.

The previous prime is 12265409399. The next prime is 12265409459. The reversal of 12265409405 is 50490456221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12265409405 - 2⁴ = 12265409389 is a prime.

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, 20788535 + ... + 20789124.

It is an arithmetic number, because the mean of its divisors is an integer number (1870994700).

Almost surely, 2^12265409405 is an apocalyptic number.

It is an amenable number.

12265409405 is a deficient number, since it is larger than the sum of its proper divisors (2702548195).

12265409405 is an equidigital number, since it uses as much as digits as its factorization.

12265409405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41577723.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 12265409405 in words is "twelve billion, two hundred sixty-five million, four hundred nine thousand, four hundred five".