85456244466 has 24 divisors (see below), whose sum is σ = 185923484604. Its totient is φ = 28367216640.

The previous prime is 85456244441. The next prime is 85456244477. The reversal of 85456244466 is 66444265458.

85456244466 is a `hidden beast` number, since 8 + 5 + 4 + 5 + 624 + 4 + 4 + 6 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 85456244241 + 225 = 292329^2 + 15^2 .

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, 9845391 + ... + 9854066.

Almost surely, 2^85456244466 is an apocalyptic number.

85456244466 is an abundant number, since it is smaller than the sum of its proper divisors (100467240138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85456244466 is a wasteful number, since it uses less digits than its factorization.

85456244466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19699706 (or 19699703 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 54.

The spelling of 85456244466 in words is "eighty-five billion, four hundred fifty-six million, two hundred forty-four thousand, four hundred sixty-six".