1466585985 has 16 divisors (see below), whose sum is σ = 2359506240. Its totient is φ = 777856320.

The previous prime is 1466585957. The next prime is 1466586019. The reversal of 1466585985 is 5895856641.

It is not a de Polignac number, because 1466585985 - 2⁶ = 1466585921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267375 + ... + 272804.

It is an arithmetic number, because the mean of its divisors is an integer number (147469140).

Almost surely, 2^1466585985 is an apocalyptic number.

1466585985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1466585985 is a deficient number, since it is larger than the sum of its proper divisors (892920255).

1466585985 is a wasteful number, since it uses less digits than its factorization.

1466585985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540368.

The product of its digits is 10368000, while the sum is 57.

The square root of 1466585985 is about 38296.0309301108. The cubic root of 1466585985 is about 1136.1504465103.

The spelling of 1466585985 in words is "one billion, four hundred sixty-six million, five hundred eighty-five thousand, nine hundred eighty-five".