12135054554001 has 56 divisors (see below), whose sum is σ = 18318762543360. Its totient is φ = 8034836796000.

The previous prime is 12135054553961. The next prime is 12135054554009. The reversal of 12135054554001 is 10045545053121.

12135054554001 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 50 + 54 + 554 + 0 + 0 + 1 = 666.

12135054554001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12135054554001 - 2¹⁰ = 12135054552977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12135054554009) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 73596951 + ... + 73761651.

Almost surely, 2^{12135054554001} is an apocalyptic number.

It is an amenable number.

12135054554001 is a deficient number, since it is larger than the sum of its proper divisors (6183707989359).

12135054554001 is an equidigital number, since it uses as much as digits as its factorization.

12135054554001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165409 (or 165394 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 12135054554001 in words is "twelve trillion, one hundred thirty-five billion, fifty-four million, five hundred fifty-four thousand, one".