53339288209 has 27 divisors (see below), whose sum is σ = 56403523227. Its totient is φ = 50440135200.

The previous prime is 53339288161. The next prime is 53339288237. The reversal of 53339288209 is 90288293335.

The square root of 53339288209 is 230953.

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., 2570185809 + 50769102400 = 50697^2 + 225320^2 .

It is not a de Polignac number, because 53339288209 - 2¹⁹ = 53338763921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53339288269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 407170074 + ... + 407170204.

Almost surely, 2^53339288209 is an apocalyptic number.

53339288209 is the 230953-rd square number.

53339288209 is the 115477-th centered octagonal number.

It is an amenable number.

53339288209 is a deficient number, since it is larger than the sum of its proper divisors (3064235018).

53339288209 is an frugal number, since it uses more digits than its factorization.

53339288209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 53339288209 in words is "fifty-three billion, three hundred thirty-nine million, two hundred eighty-eight thousand, two hundred nine".