12155004054606 has 32 divisors (see below), whose sum is σ = 27791227507968. Its totient is φ = 3471813164160.

The previous prime is 12155004054601. The next prime is 12155004054623. The reversal of 12155004054606 is 60645040055121.

12155004054606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12155004054601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43406155 + ... + 43685286.

It is an arithmetic number, because the mean of its divisors is an integer number (868475859624).

Almost surely, 2^{12155004054606} is an apocalyptic number.

12155004054606 is an abundant number, since it is smaller than the sum of its proper divisors (15636223453362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12155004054606 is a wasteful number, since it uses less digits than its factorization.

12155004054606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87094776.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 12155004054606 in words is "twelve trillion, one hundred fifty-five billion, four million, fifty-four thousand, six hundred six".