12344455567901 has 4 divisors (see below), whose sum is σ = 12356428852704. Its totient is φ = 12332482283100.

The previous prime is 12344455567883. The next prime is 12344455567979. The reversal of 12344455567901 is 10976555444321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12344455567901 - 2³⁰ = 12343381826077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344455567501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5986640855 + ... + 5986642916.

It is an arithmetic number, because the mean of its divisors is an integer number (3089107213176).

Almost surely, 2^{12344455567901} is an apocalyptic number.

It is an amenable number.

12344455567901 is a deficient number, since it is larger than the sum of its proper divisors (11973284803).

12344455567901 is a wasteful number, since it uses less digits than its factorization.

12344455567901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11973284802.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 12344455567901 in words is "twelve trillion, three hundred forty-four billion, four hundred fifty-five million, five hundred sixty-seven thousand, nine hundred one".