12135126227795 has 16 divisors (see below), whose sum is σ = 14976295134528. Its totient is φ = 9432727032960.

The previous prime is 12135126227759. The next prime is 12135126227801. The reversal of 12135126227795 is 59772262153121.

It is a happy number.

It is not a de Polignac number, because 12135126227795 - 2³⁴ = 12117946358611 is a prime.

It is a super-2 number, since 2×12135126227795² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44979176 + ... + 45248165.

It is an arithmetic number, because the mean of its divisors is an integer number (936018445908).

Almost surely, 2^{12135126227795} is an apocalyptic number.

12135126227795 is a deficient number, since it is larger than the sum of its proper divisors (2841168906733).

12135126227795 is an equidigital number, since it uses as much as digits as its factorization.

12135126227795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90228110.

The product of its digits is 3175200, while the sum is 53.

The spelling of 12135126227795 in words is "twelve trillion, one hundred thirty-five billion, one hundred twenty-six million, two hundred twenty-seven thousand, seven hundred ninety-five".