8935478844 has 24 divisors (see below), whose sum is σ = 20886499200. Its totient is φ = 2973200304.

The previous prime is 8935478807. The next prime is 8935478879. The reversal of 8935478844 is 4488745398.

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 7 ways as a sum of consecutive naturals, for example, 654544 + ... + 668055.

It is an arithmetic number, because the mean of its divisors is an integer number (870270800).

Almost surely, 2^8935478844 is an apocalyptic number.

It is an amenable number.

8935478844 is an abundant number, since it is smaller than the sum of its proper divisors (11951020356).

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

8935478844 is a wasteful number, since it uses less digits than its factorization.

8935478844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323169 (or 1323167 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 60.

The square root of 8935478844 is about 94527.6617927260. The cubic root of 8935478844 is about 2075.1011781312.

The spelling of 8935478844 in words is "eight billion, nine hundred thirty-five million, four hundred seventy-eight thousand, eight hundred forty-four".