816371942312 has 16 divisors (see below), whose sum is σ = 1540088175840. Its totient is φ = 405681762096.

The previous prime is 816371942297. The next prime is 816371942329. The reversal of 816371942312 is 213249173618.

816371942312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 313024748 + ... + 313027355.

It is an arithmetic number, because the mean of its divisors is an integer number (96255510990).

Almost surely, 2^816371942312 is an apocalyptic number.

It is an amenable number.

816371942312 is a deficient number, since it is larger than the sum of its proper divisors (723716233528).

816371942312 is a wasteful number, since it uses less digits than its factorization.

816371942312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626052272 (or 626052268 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The spelling of 816371942312 in words is "eight hundred sixteen billion, three hundred seventy-one million, nine hundred forty-two thousand, three hundred twelve".