805393903152 has 80 divisors (see below), whose sum is σ = 2176731537408. Its totient is φ = 256121648640.

The previous prime is 805393903151. The next prime is 805393903163. The reversal of 805393903152 is 251309393508.

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

It is not an unprimeable number, because it can be changed into a prime (805393903151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529549 + ... + 1375212.

Almost surely, 2^805393903152 is an apocalyptic number.

It is an amenable number.

805393903152 is an abundant number, since it is smaller than the sum of its proper divisors (1371337634256).

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

805393903152 is a wasteful number, since it uses less digits than its factorization.

805393903152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905178 (or 1905172 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 805393903152 in words is "eight hundred five billion, three hundred ninety-three million, nine hundred three thousand, one hundred fifty-two".