1632161585 has 16 divisors (see below), whose sum is σ = 2074885632. Its totient is φ = 1228281600.

The previous prime is 1632161569. The next prime is 1632161603. The reversal of 1632161585 is 5851612361.

It is not a de Polignac number, because 1632161585 - 2⁴ = 1632161569 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, 216530 + ... + 223940.

It is an arithmetic number, because the mean of its divisors is an integer number (129680352).

Almost surely, 2^1632161585 is an apocalyptic number.

It is an amenable number.

1632161585 is a deficient number, since it is larger than the sum of its proper divisors (442724047).

1632161585 is a wasteful number, since it uses less digits than its factorization.

1632161585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10024.

The product of its digits is 43200, while the sum is 38.

The square root of 1632161585 is about 40400.0196163319. The cubic root of 1632161585 is about 1177.3919188335.

The spelling of 1632161585 in words is "one billion, six hundred thirty-two million, one hundred sixty-one thousand, five hundred eighty-five".