12315195116 has 96 divisors (see below), whose sum is σ = 26980853760. Its totient is φ = 4800916224.

The previous prime is 12315195089. The next prime is 12315195121. The reversal of 12315195116 is 61159151321.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1320566 + ... + 1329858.

It is an arithmetic number, because the mean of its divisors is an integer number (281050560).

Almost surely, 2^12315195116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12315195116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13490426880).

12315195116 is an abundant number, since it is smaller than the sum of its proper divisors (14665658644).

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

12315195116 is a wasteful number, since it uses less digits than its factorization.

12315195116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9423 (or 9421 counting only the distinct ones).

The product of its digits is 8100, while the sum is 35.

The spelling of 12315195116 in words is "twelve billion, three hundred fifteen million, one hundred ninety-five thousand, one hundred sixteen".