12055705406 has 8 divisors (see below), whose sum is σ = 18504106104. Its totient is φ = 5887670040.

The previous prime is 12055705399. The next prime is 12055705411. The reversal of 12055705406 is 60450755021.

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

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, 70091225 + ... + 70091396.

It is an arithmetic number, because the mean of its divisors is an integer number (2313013263).

Almost surely, 2^12055705406 is an apocalyptic number.

12055705406 is a deficient number, since it is larger than the sum of its proper divisors (6448400698).

12055705406 is a wasteful number, since it uses less digits than its factorization.

12055705406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140182666.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 12055705406 in words is "twelve billion, fifty-five million, seven hundred five thousand, four hundred six".