8521312096312 has 32 divisors (see below), whose sum is σ = 16075032220800. Its totient is φ = 4234642866144.

The previous prime is 8521312096249. The next prime is 8521312096357. The reversal of 8521312096312 is 2136902131258.

It is a happy number.

It is a super-2 number, since 2×8521312096312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11067739 + ... + 11812597.

It is an arithmetic number, because the mean of its divisors is an integer number (502344756900).

Almost surely, 2^{8521312096312} is an apocalyptic number.

It is an amenable number.

8521312096312 is a deficient number, since it is larger than the sum of its proper divisors (7553720124488).

8521312096312 is a wasteful number, since it uses less digits than its factorization.

8521312096312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753595 (or 753591 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 8521312096312 in words is "eight trillion, five hundred twenty-one billion, three hundred twelve million, ninety-six thousand, three hundred twelve".