8943394512 has 40 divisors (see below), whose sum is σ = 24880983904. Its totient is φ = 2751813504.

The previous prime is 8943394501. The next prime is 8943394541. The reversal of 8943394512 is 2154933498.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 7165558 + ... + 7166805.

Almost surely, 2^8943394512 is an apocalyptic number.

It is an amenable number.

8943394512 is an abundant number, since it is smaller than the sum of its proper divisors (15937589392).

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

8943394512 is a wasteful number, since it uses less digits than its factorization.

8943394512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14332387 (or 14332381 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 8943394512 is about 94569.5221093984. The cubic root of 8943394512 is about 2075.7137535469.

The spelling of 8943394512 in words is "eight billion, nine hundred forty-three million, three hundred ninety-four thousand, five hundred twelve".