12151917367140 has 48 divisors (see below), whose sum is σ = 34094666813760. Its totient is φ = 3233911470720.

The previous prime is 12151917367133. The next prime is 12151917367141. The reversal of 12151917367140 is 4176371915121.

It is a self number, because there is not a number n which added to its sum of digits gives 12151917367140.

It is not an unprimeable number, because it can be changed into a prime (12151917367141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206214895 + ... + 206273814.

It is an arithmetic number, because the mean of its divisors is an integer number (710305558620).

Almost surely, 2^{12151917367140} is an apocalyptic number.

12151917367140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12151917367140 is an abundant number, since it is smaller than the sum of its proper divisors (21942749446620).

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

12151917367140 is a wasteful number, since it uses less digits than its factorization.

12151917367140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412489212 (or 412489210 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 48.

The spelling of 12151917367140 in words is "twelve trillion, one hundred fifty-one billion, nine hundred seventeen million, three hundred sixty-seven thousand, one hundred forty".