12317162642250 has 128 divisors (see below), whose sum is σ = 30810842989056. Its totient is φ = 3277404748800.

The previous prime is 12317162642231. The next prime is 12317162642293. The reversal of 12317162642250 is 5224626171321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 674645122 + ... + 674663378.

It is an arithmetic number, because the mean of its divisors is an integer number (240709710852).

Almost surely, 2^{12317162642250} is an apocalyptic number.

12317162642250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12317162642250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15405421494528).

12317162642250 is an abundant number, since it is smaller than the sum of its proper divisors (18493680346806).

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

12317162642250 is a wasteful number, since it uses less digits than its factorization.

12317162642250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20193 (or 20183 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 12317162642250 in words is "twelve trillion, three hundred seventeen billion, one hundred sixty-two million, six hundred forty-two thousand, two hundred fifty".