12143033546 has 16 divisors (see below), whose sum is σ = 20829384576. Its totient is φ = 5200968336.

The previous prime is 12143033533. The next prime is 12143033557. The reversal of 12143033546 is 64533034121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242006 + ... + 287841.

It is an arithmetic number, because the mean of its divisors is an integer number (1301836536).

Almost surely, 2^12143033546 is an apocalyptic number.

12143033546 is a deficient number, since it is larger than the sum of its proper divisors (8686351030).

12143033546 is a wasteful number, since it uses less digits than its factorization.

12143033546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531493.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 12143033546 its reverse (64533034121), we get a palindrome (76676067667).

The spelling of 12143033546 in words is "twelve billion, one hundred forty-three million, thirty-three thousand, five hundred forty-six".