812896875332 has 12 divisors (see below), whose sum is σ = 1422589704060. Its totient is φ = 406442674176.

The previous prime is 812896875293. The next prime is 812896875341. The reversal of 812896875332 is 233578698218.

It can be written as a sum of positive squares in 2 ways, for example, as 89774541376 + 723122333956 = 299624^2 + 850366^2 .

It is a super-2 number, since 2×812896875332² (a number of 25 digits) contains 22 as substring.

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, 1115357 + ... + 1694052.

It is an arithmetic number, because the mean of its divisors is an integer number (118549142005).

Almost surely, 2^812896875332 is an apocalyptic number.

It is an amenable number.

812896875332 is a deficient number, since it is larger than the sum of its proper divisors (609692828728).

812896875332 is a wasteful number, since it uses less digits than its factorization.

812896875332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881750 (or 2881748 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 62.

The spelling of 812896875332 in words is "eight hundred twelve billion, eight hundred ninety-six million, eight hundred seventy-five thousand, three hundred thirty-two".