143993149361 has 8 divisors (see below), whose sum is σ = 146232234720. Its totient is φ = 141756709248.

The previous prime is 143993149357. The next prime is 143993149367. The reversal of 143993149361 is 163941399341.

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

It is a cyclic number.

It is not a de Polignac number, because 143993149361 - 2² = 143993149357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143993149367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551456 + ... + 769473.

It is an arithmetic number, because the mean of its divisors is an integer number (18279029340).

Almost surely, 2^143993149361 is an apocalyptic number.

It is an amenable number.

143993149361 is a deficient number, since it is larger than the sum of its proper divisors (2239085359).

143993149361 is a wasteful number, since it uses less digits than its factorization.

143993149361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322623.

The product of its digits is 1889568, while the sum is 53.

The spelling of 143993149361 in words is "one hundred forty-three billion, nine hundred ninety-three million, one hundred forty-nine thousand, three hundred sixty-one".