5335162181209 has 27 divisors (see below), whose sum is σ = 6232102685823. Its totient is φ = 4553995765200.

The previous prime is 5335162181207. The next prime is 5335162181341. The reversal of 5335162181209 is 9021812615335.

The square root of 5335162181209 is 2309797.

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., 3513364113609 + 1821798067600 = 1874397^2 + 1349740^2 .

It is not a de Polignac number, because 5335162181209 - 2¹ = 5335162181207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5335162181207) 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, 5028427539 + ... + 5028428599.

Almost surely, 2^{5335162181209} is an apocalyptic number.

5335162181209 is the 2309797-th square number.

5335162181209 is the 1154899-th centered octagonal number.

It is an amenable number.

5335162181209 is a deficient number, since it is larger than the sum of its proper divisors (896940504614).

5335162181209 is an frugal number, since it uses more digits than its factorization.

5335162181209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 5335162181209 in words is "five trillion, three hundred thirty-five billion, one hundred sixty-two million, one hundred eighty-one thousand, two hundred nine".