8717249552 has 40 divisors (see below), whose sum is σ = 19394844960. Its totient is φ = 3753838080.

The previous prime is 8717249551. The next prime is 8717249557. The reversal of 8717249552 is 2559427178.

It is a self number, because there is not a number n which added to its sum of digits gives 8717249552.

It is not an unprimeable number, because it can be changed into a prime (8717249551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300073 + ... + 1306760.

It is an arithmetic number, because the mean of its divisors is an integer number (484871124).

Almost surely, 2^8717249552 is an apocalyptic number.

It is an amenable number.

8717249552 is an abundant number, since it is smaller than the sum of its proper divisors (10677595408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8717249552 is a wasteful number, since it uses less digits than its factorization.

8717249552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606871 (or 2606865 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 50.

The square root of 8717249552 is about 93366.2120469713. The cubic root of 8717249552 is about 2058.0685034412.

The spelling of 8717249552 in words is "eight billion, seven hundred seventeen million, two hundred forty-nine thousand, five hundred fifty-two".