308212873312 has 36 divisors (see below), whose sum is σ = 626999579388. Its totient is φ = 149135246400.

The previous prime is 308212873303. The next prime is 308212873321. The reversal of 308212873312 is 213378212803.

It is an interprime number because it is at equal distance from previous prime (308212873303) and next prime (308212873321).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4980514 + ... + 5042017.

It is an arithmetic number, because the mean of its divisors is an integer number (17416654983).

Almost surely, 2^308212873312 is an apocalyptic number.

308212873312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

308212873312 is an abundant number, since it is smaller than the sum of its proper divisors (318786706076).

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

308212873312 is a wasteful number, since it uses less digits than its factorization.

308212873312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022603 (or 10022564 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 308212873312 in words is "three hundred eight billion, two hundred twelve million, eight hundred seventy-three thousand, three hundred twelve".