143873234385688 has 64 divisors (see below), whose sum is σ = 275617918033920. Its totient is φ = 70376419728000.

The previous prime is 143873234385631. The next prime is 143873234385709. The reversal of 143873234385688 is 886583432378341.

It is a hoax number, since the sum of its digits (73) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 143873234385688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16684819345 + ... + 16684827967.

It is an arithmetic number, because the mean of its divisors is an integer number (4306529969280).

Almost surely, 2^{143873234385688} is an apocalyptic number.

It is an amenable number.

143873234385688 is a deficient number, since it is larger than the sum of its proper divisors (131744683648232).

143873234385688 is a wasteful number, since it uses less digits than its factorization.

143873234385688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22208 (or 22204 counting only the distinct ones).

The product of its digits is 2229534720, while the sum is 73.

The spelling of 143873234385688 in words is "one hundred forty-three trillion, eight hundred seventy-three billion, two hundred thirty-four million, three hundred eighty-five thousand, six hundred eighty-eight".