143890232968149 has 8 divisors (see below), whose sum is σ = 191853745818432. Its totient is φ = 95926771048320.

The previous prime is 143890232968049. The next prime is 143890232968169. The reversal of 143890232968149 is 941869232098341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 143890232968149 - 2¹² = 143890232964053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143890232968169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5563804 + ... + 17853189.

It is an arithmetic number, because the mean of its divisors is an integer number (23981718227304).

Almost surely, 2^{143890232968149} is an apocalyptic number.

It is an amenable number.

143890232968149 is a deficient number, since it is larger than the sum of its proper divisors (47963512850283).

143890232968149 is a wasteful number, since it uses less digits than its factorization.

143890232968149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25465227.

The product of its (nonzero) digits is 161243136, while the sum is 69.

The spelling of 143890232968149 in words is "one hundred forty-three trillion, eight hundred ninety billion, two hundred thirty-two million, nine hundred sixty-eight thousand, one hundred forty-nine".