12044505142137 has 8 divisors (see below), whose sum is σ = 17294674050304. Its totient is φ = 7412003164368.

The previous prime is 12044505142133. The next prime is 12044505142157. The reversal of 12044505142137 is 73124150544021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12044505142137 - 2² = 12044505142133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 308833465183 = 12044505142137 / (1 + 2 + 0 + 4 + 4 + 5 + 0 + 5 + 1 + 4 + 2 + 1 + 3 + 7).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12044505142095 and 12044505142104.

It is not an unprimeable number, because it can be changed into a prime (12044505142133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154416732553 + ... + 154416732630.

It is an arithmetic number, because the mean of its divisors is an integer number (2161834256288).

Almost surely, 2^{12044505142137} is an apocalyptic number.

It is an amenable number.

12044505142137 is a deficient number, since it is larger than the sum of its proper divisors (5250168908167).

12044505142137 is a wasteful number, since it uses less digits than its factorization.

12044505142137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308833465199.

The product of its (nonzero) digits is 134400, while the sum is 39.

Adding to 12044505142137 its reverse (73124150544021), we get a palindrome (85168655686158).

The spelling of 12044505142137 in words is "twelve trillion, forty-four billion, five hundred five million, one hundred forty-two thousand, one hundred thirty-seven".