4543860743866 has 24 divisors (see below), whose sum is σ = 6921573243732. Its totient is φ = 2237198980800.

The previous prime is 4543860743857. The next prime is 4543860743879. The reversal of 4543860743866 is 6683470683454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4469101700625 + 74759043241 = 2114025^2 + 273421^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4543860743798 and 4543860743807.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8002846 + ... + 8551798.

Almost surely, 2^{4543860743866} is an apocalyptic number.

4543860743866 is a deficient number, since it is larger than the sum of its proper divisors (2377712499866).

4543860743866 is an equidigital number, since it uses as much as digits as its factorization.

4543860743866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549918 (or 549847 counting only the distinct ones).

The product of its (nonzero) digits is 278691840, while the sum is 64.

The spelling of 4543860743866 in words is "four trillion, five hundred forty-three billion, eight hundred sixty million, seven hundred forty-three thousand, eight hundred sixty-six".