660046606466 has 48 divisors (see below), whose sum is σ = 1115922992184. Its totient is φ = 291046601472.

The previous prime is 660046606433. The next prime is 660046606481. The reversal of 660046606466 is 664606640066.

It can be written as a sum of positive squares in 4 ways, for example, as 568945861225 + 91100745241 = 754285^2 + 301829^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11759180 + ... + 11815176.

Almost surely, 2^660046606466 is an apocalyptic number.

660046606466 is a deficient number, since it is larger than the sum of its proper divisors (455876385718).

660046606466 is a wasteful number, since it uses less digits than its factorization.

660046606466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56915 (or 56892 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 660046606466 in words is "six hundred sixty billion, forty-six million, six hundred six thousand, four hundred sixty-six".