5540271489 has 27 divisors (see below), whose sum is σ = 8207273763. Its totient is φ = 3601366272.

The previous prime is 5540271481. The next prime is 5540271523. The reversal of 5540271489 is 9841720455.

The square root of 5540271489 is 74433.

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

5540271489 is a `hidden beast` number, since 5 + 540 + 27 + 1 + 4 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5501930625 + 38340864 = 74175^2 + 6192^2 .

It is not a de Polignac number, because 5540271489 - 2³ = 5540271481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5540271481) 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, 9601569 + ... + 9602145.

Almost surely, 2^5540271489 is an apocalyptic number.

5540271489 is the 74433-rd square number.

5540271489 is the 37217-th centered octagonal number.

It is an amenable number.

5540271489 is a deficient number, since it is larger than the sum of its proper divisors (2667002274).

5540271489 is an frugal number, since it uses more digits than its factorization.

5540271489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246 (or 623 counting only the distinct ones).

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

The cubic root of 5540271489 is about 1769.4719491546.

The spelling of 5540271489 in words is "five billion, five hundred forty million, two hundred seventy-one thousand, four hundred eighty-nine".