497470659856 has 15 divisors (see below), whose sum is σ = 963854869701. Its totient is φ = 248733919296.

The previous prime is 497470659823. The next prime is 497470659857. The reversal of 497470659856 is 658956074794.

It is a happy number.

The square root of 497470659856 is 705316.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 69440682256 + 428029977600 = 263516^2 + 654240^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497470659857) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2733100 + ... + 2909428.

Almost surely, 2^497470659856 is an apocalyptic number.

497470659856 is the 705316-th square number.

It is an amenable number.

497470659856 is a deficient number, since it is larger than the sum of its proper divisors (466384209845).

497470659856 is an frugal number, since it uses more digits than its factorization.

497470659856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352666 (or 176331 counting only the distinct ones).

The product of its (nonzero) digits is 457228800, while the sum is 70.

The spelling of 497470659856 in words is "four hundred ninety-seven billion, four hundred seventy million, six hundred fifty-nine thousand, eight hundred fifty-six".