4827015520209 has 27 divisors (see below), whose sum is σ = 6988855690089. Its totient is φ = 3210412958280.

The previous prime is 4827015520169. The next prime is 4827015520279. The reversal of 4827015520209 is 9020255107284.

The square root of 4827015520209 is 2197047.

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

4827015520209 is a `hidden beast` number, since 4 + 8 + 2 + 70 + 1 + 552 + 0 + 20 + 9 = 666.

It is not a de Polignac number, because 4827015520209 - 2⁷ = 4827015520081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4827015520279) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4870852704 + ... + 4870853694.

Almost surely, 2^{4827015520209} is an apocalyptic number.

4827015520209 is the 2197047-th square number.

4827015520209 is the 1098524-th centered octagonal number.

It is an amenable number.

4827015520209 is a deficient number, since it is larger than the sum of its proper divisors (2161840169880).

4827015520209 is an frugal number, since it uses more digits than its factorization.

4827015520209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466 (or 1733 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 4827015520209 in words is "four trillion, eight hundred twenty-seven billion, fifteen million, five hundred twenty thousand, two hundred nine".