495129456 has 40 divisors (see below), whose sum is σ = 1421206160. Its totient is φ = 165043008.

The previous prime is 495129433. The next prime is 495129457. The reversal of 495129456 is 654921594.

495129456 is a `hidden beast` number, since 49 + 512 + 94 + 5 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495129457) 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 7 ways as a sum of consecutive naturals, for example, 572635 + ... + 573498.

It is an arithmetic number, because the mean of its divisors is an integer number (35530154).

Almost surely, 2^495129456 is an apocalyptic number.

It is an amenable number.

495129456 is an abundant number, since it is smaller than the sum of its proper divisors (926076704).

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

495129456 is a wasteful number, since it uses less digits than its factorization.

495129456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146150 (or 1146138 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 495129456 is about 22251.5045783426. The cubic root of 495129456 is about 791.1149433691.

The spelling of 495129456 in words is "four hundred ninety-five million, one hundred twenty-nine thousand, four hundred fifty-six".