12205858895 has 8 divisors (see below), whose sum is σ = 14648038704. Its totient is φ = 9764015104.

The previous prime is 12205858877. The next prime is 12205858927. The reversal of 12205858895 is 59885850221.

12205858895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12205858895 - 2⁶ = 12205858831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4367 + ... + 156303.

It is an arithmetic number, because the mean of its divisors is an integer number (1831004838).

Almost surely, 2^12205858895 is an apocalyptic number.

12205858895 is a deficient number, since it is larger than the sum of its proper divisors (2442179809).

12205858895 is a wasteful number, since it uses less digits than its factorization.

12205858895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168009.

The product of its (nonzero) digits is 2304000, while the sum is 53.

The spelling of 12205858895 in words is "twelve billion, two hundred five million, eight hundred fifty-eight thousand, eight hundred ninety-five".