143631443066464 has 48 divisors (see below), whose sum is σ = 283440374573328. Its totient is φ = 71646617682432.

The previous prime is 143631443066459. The next prime is 143631443066471. The reversal of 143631443066464 is 464660344136341.

It is a congruent number.

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, 146331694 + ... + 147309970.

It is an arithmetic number, because the mean of its divisors is an integer number (5905007803611).

Almost surely, 2^{143631443066464} is an apocalyptic number.

It is an amenable number.

143631443066464 is a deficient number, since it is larger than the sum of its proper divisors (139808931506864).

143631443066464 is a wasteful number, since it uses less digits than its factorization.

143631443066464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989087 (or 989079 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 55.

The spelling of 143631443066464 in words is "one hundred forty-three trillion, six hundred thirty-one billion, four hundred forty-three million, sixty-six thousand, four hundred sixty-four".