43993912996 has 12 divisors (see below), whose sum is σ = 83988379440. Its totient is φ = 19997233160.

The previous prime is 43993912987. The next prime is 43993913003. The reversal of 43993912996 is 69921939934.

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, 499930786 + ... + 499930873.

It is an arithmetic number, because the mean of its divisors is an integer number (6999031620).

Almost surely, 2^43993912996 is an apocalyptic number.

It is an amenable number.

43993912996 is a deficient number, since it is larger than the sum of its proper divisors (39994466444).

43993912996 is a wasteful number, since it uses less digits than its factorization.

43993912996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999861674 (or 999861672 counting only the distinct ones).

The product of its digits is 25509168, while the sum is 64.

The spelling of 43993912996 in words is "forty-three billion, nine hundred ninety-three million, nine hundred twelve thousand, nine hundred ninety-six".