143142239508 has 48 divisors (see below), whose sum is σ = 345777680640. Its totient is φ = 46059162624.

The previous prime is 143142239491. The next prime is 143142239509. The reversal of 143142239508 is 805932241341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 143142239508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143142239509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1697173 + ... + 1779516.

It is an arithmetic number, because the mean of its divisors is an integer number (7203701680).

Almost surely, 2^143142239508 is an apocalyptic number.

It is an amenable number.

143142239508 is an abundant number, since it is smaller than the sum of its proper divisors (202635441132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143142239508 is a wasteful number, since it uses less digits than its factorization.

143142239508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3476816 (or 3476814 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 143142239508 in words is "one hundred forty-three billion, one hundred forty-two million, two hundred thirty-nine thousand, five hundred eight".