143642246342 has 16 divisors (see below), whose sum is σ = 249210646272. Its totient is φ = 60819263880.

The previous prime is 143642246291. The next prime is 143642246369. The reversal of 143642246342 is 243642246341.

It is a happy number.

143642246342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 143642246342.

It is a congruent number.

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, 61807034 + ... + 61809357.

It is an arithmetic number, because the mean of its divisors is an integer number (15575665392).

Almost surely, 2^143642246342 is an apocalyptic number.

143642246342 is a deficient number, since it is larger than the sum of its proper divisors (105568399930).

143642246342 is a wasteful number, since it uses less digits than its factorization.

143642246342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123616483.

The product of its digits is 663552, while the sum is 41.

Subtracting 143642246342 from its reverse (243642246341), we obtain a palindrome (99999999999).

The spelling of 143642246342 in words is "one hundred forty-three billion, six hundred forty-two million, two hundred forty-six thousand, three hundred forty-two".