143666616610464 has 24 divisors (see below), whose sum is σ = 377124868602720. Its totient is φ = 47888872203456.

The previous prime is 143666616610343. The next prime is 143666616610507. The reversal of 143666616610464 is 464016616666341.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 143666616610398 and 143666616610407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748263628084 + ... + 748263628275.

It is an arithmetic number, because the mean of its divisors is an integer number (15713536191780).

Almost surely, 2^{143666616610464} is an apocalyptic number.

It is an amenable number.

143666616610464 is an abundant number, since it is smaller than the sum of its proper divisors (233458251992256).

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

143666616610464 is a wasteful number, since it uses less digits than its factorization.

143666616610464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496527256372 (or 1496527256364 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 60.

The spelling of 143666616610464 in words is "one hundred forty-three trillion, six hundred sixty-six billion, six hundred sixteen million, six hundred ten thousand, four hundred sixty-four".