609465160 has 64 divisors (see below), whose sum is σ = 1427252400. Its totient is φ = 233942016.

The previous prime is 609465139. The next prime is 609465163. The reversal of 609465160 is 61564906.

It can be written as a sum of positive squares in 8 ways, for example, as 511573924 + 97891236 = 22618^2 + 9894^2 .

It is not an unprimeable number, because it can be changed into a prime (609465163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199162 + ... + 202198.

Almost surely, 2^609465160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609465160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (713626200).

609465160 is an abundant number, since it is smaller than the sum of its proper divisors (817787240).

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

609465160 is a wasteful number, since it uses less digits than its factorization.

609465160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250 (or 3246 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 609465160 is about 24687.3481767483. The cubic root of 609465160 is about 847.8446708795.

The spelling of 609465160 in words is "six hundred nine million, four hundred sixty-five thousand, one hundred sixty".