5043073661666 has 64 divisors (see below), whose sum is σ = 7918927632000. Its totient is φ = 2406560647680.

The previous prime is 5043073661663. The next prime is 5043073661711. The reversal of 5043073661666 is 6661663703405.

It is not an unprimeable number, because it can be changed into a prime (5043073661663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1053051200 + ... + 1053055988.

It is an arithmetic number, because the mean of its divisors is an integer number (123733244250).

Almost surely, 2^{5043073661666} is an apocalyptic number.

5043073661666 is a deficient number, since it is larger than the sum of its proper divisors (2875853970334).

5043073661666 is a wasteful number, since it uses less digits than its factorization.

5043073661666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907.

The product of its (nonzero) digits is 9797760, while the sum is 53.

The spelling of 5043073661666 in words is "five trillion, forty-three billion, seventy-three million, six hundred sixty-one thousand, six hundred sixty-six".