143643368139 has 16 divisors (see below), whose sum is σ = 198172884000. Its totient is φ = 92439518976.

The previous prime is 143643368117. The next prime is 143643368153. The reversal of 143643368139 is 931863346341.

It is not a de Polignac number, because 143643368139 - 2⁹ = 143643367627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143643368091 and 143643368100.

It is not an unprimeable number, because it can be changed into a prime (143643368639) 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, 214287 + ... + 577239.

It is an arithmetic number, because the mean of its divisors is an integer number (12385805250).

Almost surely, 2^143643368139 is an apocalyptic number.

143643368139 is a deficient number, since it is larger than the sum of its proper divisors (54529515861).

143643368139 is a wasteful number, since it uses less digits than its factorization.

143643368139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367534.

The product of its digits is 3359232, while the sum is 51.

The spelling of 143643368139 in words is "one hundred forty-three billion, six hundred forty-three million, three hundred sixty-eight thousand, one hundred thirty-nine".