5549572197009 has 81 divisors (see below), whose sum is σ = 8702774886897. Its totient is φ = 3407210371008.

The previous prime is 5549572196957. The next prime is 5549572197011. The reversal of 5549572197009 is 9007912759455.

The square root of 5549572197009 is 2355753.

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

5549572197009 is a `hidden beast` number, since 5 + 5 + 49 + 572 + 19 + 7 + 0 + 0 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 77341278609 + 5472230918400 = 278103^2 + 2339280^2 .

It is not a de Polignac number, because 5549572197009 - 2²⁹ = 5549035326097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5549572197079) 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 80 ways as a sum of consecutive naturals, for example, 4968282519 + ... + 4968283635.

Almost surely, 2^{5549572197009} is an apocalyptic number.

5549572197009 is the 2355753-rd square number.

5549572197009 is the 1177877-th centered octagonal number.

It is an amenable number.

5549572197009 is a deficient number, since it is larger than the sum of its proper divisors (3153202689888).

5549572197009 is an equidigital number, since it uses as much as digits as its factorization.

5549572197009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 35721000, while the sum is 63.

The spelling of 5549572197009 in words is "five trillion, five hundred forty-nine billion, five hundred seventy-two million, one hundred ninety-seven thousand, nine".