495057478 has 8 divisors (see below), whose sum is σ = 742782960. Its totient is φ = 247463160.

The previous prime is 495057469. The next prime is 495057481. The reversal of 495057478 is 874750594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22738 + ... + 38821.

It is an arithmetic number, because the mean of its divisors is an integer number (92847870).

Almost surely, 2^495057478 is an apocalyptic number.

495057478 is a deficient number, since it is larger than the sum of its proper divisors (247725482).

495057478 is a wasteful number, since it uses less digits than its factorization.

495057478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65582.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The square root of 495057478 is about 22249.8871457812. The cubic root of 495057478 is about 791.0766061692.

The spelling of 495057478 in words is "four hundred ninety-five million, fifty-seven thousand, four hundred seventy-eight".