438132446912 has 28 divisors (see below), whose sum is σ = 871081510056. Its totient is φ = 218647342080.

The previous prime is 438132446903. The next prime is 438132446953. The reversal of 438132446912 is 219644231834.

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, 6511289 + ... + 6578232.

Almost surely, 2^438132446912 is an apocalyptic number.

It is an amenable number.

438132446912 is a deficient number, since it is larger than the sum of its proper divisors (432949063144).

438132446912 is a wasteful number, since it uses less digits than its factorization.

438132446912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13090056 (or 13090046 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The spelling of 438132446912 in words is "four hundred thirty-eight billion, one hundred thirty-two million, four hundred forty-six thousand, nine hundred twelve".