143542945912 has 8 divisors (see below), whose sum is σ = 269143023600. Its totient is φ = 71771472952.

The previous prime is 143542945907. The next prime is 143542945939. The reversal of 143542945912 is 219549245341.

It is a tau number, because it is divible by the number of its divisors (8).

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, 8971434112 + ... + 8971434127.

It is an arithmetic number, because the mean of its divisors is an integer number (33642877950).

Almost surely, 2^143542945912 is an apocalyptic number.

It is an amenable number.

143542945912 is a deficient number, since it is larger than the sum of its proper divisors (125600077688).

143542945912 is a wasteful number, since it uses less digits than its factorization.

143542945912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17942868245 (or 17942868241 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 49.

The spelling of 143542945912 in words is "one hundred forty-three billion, five hundred forty-two million, nine hundred forty-five thousand, nine hundred twelve".