143428707529 has 8 divisors (see below), whose sum is σ = 148384388160. Its totient is φ = 138473684496.

The previous prime is 143428707473. The next prime is 143428707551. The reversal of 143428707529 is 925707824341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143428707529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143428707589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301804 + ... + 614770.

It is an arithmetic number, because the mean of its divisors is an integer number (18548048520).

Almost surely, 2^143428707529 is an apocalyptic number.

It is an amenable number.

143428707529 is a deficient number, since it is larger than the sum of its proper divisors (4955680631).

143428707529 is a wasteful number, since it uses less digits than its factorization.

143428707529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328799.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 143428707529 in words is "one hundred forty-three billion, four hundred twenty-eight million, seven hundred seven thousand, five hundred twenty-nine".