143984894049 has 6 divisors (see below), whose sum is σ = 207978180306. Its totient is φ = 95989929360.

The previous prime is 143984894041. The next prime is 143984894071. The reversal of 143984894049 is 940498489341.

143984894049 is a `hidden beast` number, since 1 + 439 + 84 + 89 + 4 + 0 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 74496243600 + 69488650449 = 272940^2 + 263607^2 .

It is not a de Polignac number, because 143984894049 - 2³ = 143984894041 is a prime.

It is a super-2 number, since 2×143984894049² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143984894041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7999160772 + ... + 7999160789.

It is an arithmetic number, because the mean of its divisors is an integer number (34663030051).

Almost surely, 2^143984894049 is an apocalyptic number.

It is an amenable number.

143984894049 is a deficient number, since it is larger than the sum of its proper divisors (63993286257).

143984894049 is a wasteful number, since it uses less digits than its factorization.

143984894049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15998321567 (or 15998321564 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 143984894049 in words is "one hundred forty-three billion, nine hundred eighty-four million, eight hundred ninety-four thousand, forty-nine".