143192538842 has 4 divisors (see below), whose sum is σ = 214788808266. Its totient is φ = 71596269420.

The previous prime is 143192538787. The next prime is 143192538851. The reversal of 143192538842 is 248835291341.

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

It can be written as a sum of positive squares in only one way, i.e., 124024413241 + 19168125601 = 352171^2 + 138449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35798134709 + ... + 35798134712.

Almost surely, 2^143192538842 is an apocalyptic number.

143192538842 is a deficient number, since it is larger than the sum of its proper divisors (71596269424).

143192538842 is an equidigital number, since it uses as much as digits as its factorization.

143192538842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71596269423.

The product of its digits is 1658880, while the sum is 50.

The spelling of 143192538842 in words is "one hundred forty-three billion, one hundred ninety-two million, five hundred thirty-eight thousand, eight hundred forty-two".