8994029664 has 96 divisors (see below), whose sum is σ = 24866714880. Its totient is φ = 2840786432.

The previous prime is 8994029609. The next prime is 8994029713. The reversal of 8994029664 is 4669204998.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217222 + ... + 255290.

It is an arithmetic number, because the mean of its divisors is an integer number (259028280).

Almost surely, 2^8994029664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8994029664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12433357440).

8994029664 is an abundant number, since it is smaller than the sum of its proper divisors (15872685216).

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

8994029664 is a wasteful number, since it uses less digits than its factorization.

8994029664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38212 (or 38204 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 57.

The square root of 8994029664 is about 94836.8581512483. The cubic root of 8994029664 is about 2079.6237657766.

The spelling of 8994029664 in words is "eight billion, nine hundred ninety-four million, twenty-nine thousand, six hundred sixty-four".