477200495209 has 9 divisors (see below), whose sum is σ = 478876000701. Its totient is φ = 475530838860.

The previous prime is 477200495179. The next prime is 477200495221. The reversal of 477200495209 is 902594002774.

The square root of 477200495209 is 690797.

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

It is not a de Polignac number, because 477200495209 - 2¹³ = 477200487017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477200495249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 228652764 + ... + 228654850.

Almost surely, 2^477200495209 is an apocalyptic number.

477200495209 is the 690797-th square number.

477200495209 is the 345399-th centered octagonal number.

It is an amenable number.

477200495209 is a deficient number, since it is larger than the sum of its proper divisors (1675505492).

477200495209 is an frugal number, since it uses more digits than its factorization.

477200495209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4836 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

Multiplying 477200495209 by its sum of digits (49), we get a square (23382824265241 = 4835579²).

The spelling of 477200495209 in words is "four hundred seventy-seven billion, two hundred million, four hundred ninety-five thousand, two hundred nine".