143928714406 has 4 divisors (see below), whose sum is σ = 215893071612. Its totient is φ = 71964357202.

The previous prime is 143928714379. The next prime is 143928714437. The reversal of 143928714406 is 604417829341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 143928714406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35982178600 + ... + 35982178603.

It is an arithmetic number, because the mean of its divisors is an integer number (53973267903).

Almost surely, 2^143928714406 is an apocalyptic number.

143928714406 is a deficient number, since it is larger than the sum of its proper divisors (71964357206).

143928714406 is an equidigital number, since it uses as much as digits as its factorization.

143928714406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71964357205.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 143928714406 in words is "one hundred forty-three billion, nine hundred twenty-eight million, seven hundred fourteen thousand, four hundred six".