143141712446 has 16 divisors (see below), whose sum is σ = 216576960000. Its totient is φ = 70950297600.

The previous prime is 143141712397. The next prime is 143141712449. The reversal of 143141712446 is 644217141341.

143141712446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143141712449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91646 + ... + 542846.

It is an arithmetic number, because the mean of its divisors is an integer number (13536060000).

Almost surely, 2^143141712446 is an apocalyptic number.

143141712446 is a deficient number, since it is larger than the sum of its proper divisors (73435247554).

143141712446 is a wasteful number, since it uses less digits than its factorization.

143141712446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452579.

The product of its digits is 64512, while the sum is 38.

Adding to 143141712446 its reverse (644217141341), we get a palindrome (787358853787).

The spelling of 143141712446 in words is "one hundred forty-three billion, one hundred forty-one million, seven hundred twelve thousand, four hundred forty-six".