5489503486666 has 16 divisors (see below), whose sum is σ = 8240783007744. Its totient is φ = 2742576503824.

The previous prime is 5489503486637. The next prime is 5489503486667. The reversal of 5489503486666 is 6666843059845.

It is a junction number, because it is equal to n+sod(n) for n = 5489503486595 and 5489503486604.

It is not an unprimeable number, because it can be changed into a prime (5489503486667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16132215 + ... + 16468981.

It is an arithmetic number, because the mean of its divisors is an integer number (515048937984).

Almost surely, 2^{5489503486666} is an apocalyptic number.

5489503486666 is a deficient number, since it is larger than the sum of its proper divisors (2751279521078).

5489503486666 is a wasteful number, since it uses less digits than its factorization.

5489503486666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343205.

The product of its (nonzero) digits is 895795200, while the sum is 70.

The spelling of 5489503486666 in words is "five trillion, four hundred eighty-nine billion, five hundred three million, four hundred eighty-six thousand, six hundred sixty-six".