8264320812 has 90 divisors (see below), whose sum is σ = 23747281404. Its totient is φ = 2504327760.

The previous prime is 8264320741. The next prime is 8264320871. The reversal of 8264320812 is 2180234628.

8264320812 is a `hidden beast` number, since 8 + 2 + 643 + 2 + 0 + 8 + 1 + 2 = 666.

It is a super-3 number, since 3×8264320812³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 66198 + ... + 144605.

Almost surely, 2^8264320812 is an apocalyptic number.

It is an amenable number.

8264320812 is an abundant number, since it is smaller than the sum of its proper divisors (15482960592).

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

8264320812 is a wasteful number, since it uses less digits than its factorization.

8264320812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210841 (or 210819 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 8264320812 is about 90908.3099171907. The cubic root of 8264320812 is about 2021.7885029162.

The spelling of 8264320812 in words is "eight billion, two hundred sixty-four million, three hundred twenty thousand, eight hundred twelve".