143920543908 has 12 divisors (see below), whose sum is σ = 335814602480. Its totient is φ = 47973514632.

The previous prime is 143920543901. The next prime is 143920543961. The reversal of 143920543908 is 809345029341.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (143920543901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5996689318 + ... + 5996689341.

Almost surely, 2^143920543908 is an apocalyptic number.

It is an amenable number.

143920543908 is an abundant number, since it is smaller than the sum of its proper divisors (191894058572).

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

143920543908 is a wasteful number, since it uses less digits than its factorization.

143920543908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11993378666 (or 11993378664 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 143920543908 in words is "one hundred forty-three billion, nine hundred twenty million, five hundred forty-three thousand, nine hundred eight".