485515164 has 12 divisors (see below), whose sum is σ = 1132868744. Its totient is φ = 161838384.

The previous prime is 485515157. The next prime is 485515169. The reversal of 485515164 is 461515584.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485515169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20229787 + ... + 20229810.

Almost surely, 2^485515164 is an apocalyptic number.

It is an amenable number.

485515164 is an abundant number, since it is smaller than the sum of its proper divisors (647353580).

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

485515164 is a wasteful number, since it uses less digits than its factorization.

485515164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40459604 (or 40459602 counting only the distinct ones).

The product of its digits is 96000, while the sum is 39.

The square root of 485515164 is about 22034.4086374016. The cubic root of 485515164 is about 785.9608848187.

The spelling of 485515164 in words is "four hundred eighty-five million, five hundred fifteen thousand, one hundred sixty-four".