143666311324660 has 48 divisors (see below), whose sum is σ = 303316123807872. Its totient is φ = 57158885347200.

The previous prime is 143666311324639. The next prime is 143666311324699. The reversal of 143666311324660 is 66423113666341.

It is a junction number, because it is equal to n+sod(n) for n = 143666311324598 and 143666311324607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3660352 + ... + 17341591.

It is an arithmetic number, because the mean of its divisors is an integer number (6319085912664).

Almost surely, 2^{143666311324660} is an apocalyptic number.

143666311324660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143666311324660 is an abundant number, since it is smaller than the sum of its proper divisors (159649812483212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143666311324660 is a wasteful number, since it uses less digits than its factorization.

143666311324660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21003784 (or 21003782 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 52.

The spelling of 143666311324660 in words is "one hundred forty-three trillion, six hundred sixty-six billion, three hundred eleven million, three hundred twenty-four thousand, six hundred sixty".