8647948752 has 20 divisors (see below), whose sum is σ = 22340534400. Its totient is φ = 2882649568.

The previous prime is 8647948703. The next prime is 8647948763. The reversal of 8647948752 is 2578497468.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90082752 + ... + 90082847.

It is an arithmetic number, because the mean of its divisors is an integer number (1117026720).

Almost surely, 2^8647948752 is an apocalyptic number.

It is an amenable number.

8647948752 is an abundant number, since it is smaller than the sum of its proper divisors (13692585648).

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

8647948752 is a wasteful number, since it uses less digits than its factorization.

8647948752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180165610 (or 180165604 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 60.

The square root of 8647948752 is about 92994.3479572818. The cubic root of 8647948752 is about 2052.6002104849.

The spelling of 8647948752 in words is "eight billion, six hundred forty-seven million, nine hundred forty-eight thousand, seven hundred fifty-two".