240524527489 has 15 divisors (see below), whose sum is σ = 255707812687. Its totient is φ = 226242628096.

The previous prime is 240524527487. The next prime is 240524527541. The reversal of 240524527489 is 984725425042.

The square root of 240524527489 is 490433.

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

It can be written as a sum of positive squares in 7 ways, for example, as 35851529025 + 204672998464 = 189345^2 + 452408^2 .

It is not a de Polignac number, because 240524527489 - 2¹ = 240524527487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240524527487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 141734289 + ... + 141735985.

Almost surely, 2^240524527489 is an apocalyptic number.

240524527489 is the 490433-rd square number.

240524527489 is the 245217-th centered octagonal number.

It is an amenable number.

240524527489 is a deficient number, since it is larger than the sum of its proper divisors (15183285198).

240524527489 is an frugal number, since it uses more digits than its factorization.

240524527489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462 (or 1714 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 240524527489 in words is "two hundred forty billion, five hundred twenty-four million, five hundred twenty-seven thousand, four hundred eighty-nine".