143280111628 has 12 divisors (see below), whose sum is σ = 250747192080. Its totient is φ = 71638056752.

The previous prime is 143280111619. The next prime is 143280111661. The reversal of 143280111628 is 826111082341.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332263 + ... + 630046.

It is an arithmetic number, because the mean of its divisors is an integer number (20895599340).

Almost surely, 2^143280111628 is an apocalyptic number.

It is an amenable number.

143280111628 is a deficient number, since it is larger than the sum of its proper divisors (107467080452).

143280111628 is a wasteful number, since it uses less digits than its factorization.

143280111628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999536 (or 999534 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

Adding to 143280111628 its reverse (826111082341), we get a palindrome (969391193969).

The spelling of 143280111628 in words is "one hundred forty-three billion, two hundred eighty million, one hundred eleven thousand, six hundred twenty-eight".