12144443433 has 16 divisors (see below), whose sum is σ = 16263662976. Its totient is φ = 8060796800.

The previous prime is 12144443407. The next prime is 12144443449. The reversal of 12144443433 is 33434444121.

It is a cyclic number.

It is not a de Polignac number, because 12144443433 - 2⁶ = 12144443369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12144443394 and 12144443403.

It is not an unprimeable number, because it can be changed into a prime (12144445433) 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, 1808983 + ... + 1815683.

It is an arithmetic number, because the mean of its divisors is an integer number (1016478936).

Almost surely, 2^12144443433 is an apocalyptic number.

It is an amenable number.

12144443433 is a deficient number, since it is larger than the sum of its proper divisors (4119219543).

12144443433 is a wasteful number, since it uses less digits than its factorization.

12144443433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9264.

The product of its digits is 55296, while the sum is 33.

Adding to 12144443433 its reverse (33434444121), we get a palindrome (45578887554).

The spelling of 12144443433 in words is "twelve billion, one hundred forty-four million, four hundred forty-three thousand, four hundred thirty-three".