143631443066465 has 8 divisors (see below), whose sum is σ = 173673439555968. Its totient is φ = 114028015869040.

The previous prime is 143631443066459. The next prime is 143631443066471. The reversal of 143631443066465 is 564660344136341.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (143631443066459) and next prime (143631443066471).

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

It is not a de Polignac number, because 143631443066465 - 2¹⁰ = 143631443065441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 143631443066465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109642322297 + ... + 109642323606.

It is an arithmetic number, because the mean of its divisors is an integer number (21709179944496).

Almost surely, 2^{143631443066465} is an apocalyptic number.

It is an amenable number.

143631443066465 is a deficient number, since it is larger than the sum of its proper divisors (30041996489503).

143631443066465 is a wasteful number, since it uses less digits than its factorization.

143631443066465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219284646039.

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 143631443066465 in words is "one hundred forty-three trillion, six hundred thirty-one billion, four hundred forty-three million, sixty-six thousand, four hundred sixty-five".