916659341666 has 8 divisors (see below), whose sum is σ = 1388602765404. Its totient is φ = 453791753200.

The previous prime is 916659341621. The next prime is 916659341669. The reversal of 916659341666 is 666143956619.

916659341666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 899043416041 + 17615925625 = 948179^2 + 132725^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 916659341599 and 916659341608.

It is not an unprimeable number, because it can be changed into a prime (916659341669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2268958565 + ... + 2268958968.

Almost surely, 2^916659341666 is an apocalyptic number.

916659341666 is a deficient number, since it is larger than the sum of its proper divisors (471943423738).

916659341666 is a wasteful number, since it uses less digits than its factorization.

916659341666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4537917636.

The product of its digits is 37791360, while the sum is 62.

The spelling of 916659341666 in words is "nine hundred sixteen billion, six hundred fifty-nine million, three hundred forty-one thousand, six hundred sixty-six".