495409144 has 32 divisors (see below), whose sum is σ = 978376320. Its totient is φ = 234711136.

The previous prime is 495409133. The next prime is 495409151. The reversal of 495409144 is 441904594.

It is a junction number, because it is equal to n+sod(n) for n = 495409097 and 495409106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7107 + ... + 32269.

It is an arithmetic number, because the mean of its divisors is an integer number (30574260).

Almost surely, 2^495409144 is an apocalyptic number.

It is an amenable number.

495409144 is a deficient number, since it is larger than the sum of its proper divisors (482967176).

495409144 is a wasteful number, since it uses less digits than its factorization.

495409144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25299 (or 25295 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 495409144 is about 22257.7883896851. The cubic root of 495409144 is about 791.2638766121.

The spelling of 495409144 in words is "four hundred ninety-five million, four hundred nine thousand, one hundred forty-four".