495066816 has 154 divisors (see below), whose sum is σ = 1484837772. Its totient is φ = 163762560.

The previous prime is 495066811. The next prime is 495066821. The reversal of 495066816 is 618660594.

It is an interprime number because it is at equal distance from previous prime (495066811) and next prime (495066821).

It is not an unprimeable number, because it can be changed into a prime (495066811) by changing a digit.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 3779071 + ... + 3779201.

Almost surely, 2^495066816 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 495066816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742418886).

495066816 is an abundant number, since it is smaller than the sum of its proper divisors (989770956).

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

495066816 is an frugal number, since it uses more digits than its factorization.

495066816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 495066816 is about 22250.0969885527. The cubic root of 495066816 is about 791.0815800205.

The spelling of 495066816 in words is "four hundred ninety-five million, sixty-six thousand, eight hundred sixteen".