12055111648429 has 2 divisors, whose sum is σ = 12055111648430. Its totient is φ = 12055111648428.

The previous prime is 12055111648399. The next prime is 12055111648441. The reversal of 12055111648429 is 92484611155021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12051471939529 + 3639708900 = 3471523^2 + 60330^2 .

It is a cyclic number.

It is not a de Polignac number, because 12055111648429 - 2²⁹ = 12054574777517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12055111048429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6027555824214 + 6027555824215.

It is an arithmetic number, because the mean of its divisors is an integer number (6027555824215).

Almost surely, 2^{12055111648429} is an apocalyptic number.

It is an amenable number.

12055111648429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12055111648429 is an equidigital number, since it uses as much as digits as its factorization.

12055111648429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 49.

The spelling of 12055111648429 in words is "twelve trillion, fifty-five billion, one hundred eleven million, six hundred forty-eight thousand, four hundred twenty-nine".