12213064923246 has 128 divisors (see below), whose sum is σ = 30156278745600. Its totient is φ = 3632518656000.

The previous prime is 12213064923239. The next prime is 12213064923247. The reversal of 12213064923246 is 64232946031221.

12213064923246 is a `hidden beast` number, since 1 + 2 + 2 + 130 + 6 + 492 + 3 + 24 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213064923247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22192656 + ... + 22736316.

It is an arithmetic number, because the mean of its divisors is an integer number (235595927700).

Almost surely, 2^{12213064923246} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12213064923246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15078139372800).

12213064923246 is an abundant number, since it is smaller than the sum of its proper divisors (17943213822354).

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

12213064923246 is a wasteful number, since it uses less digits than its factorization.

12213064923246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544383 (or 544377 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 12213064923246 in words is "twelve trillion, two hundred thirteen billion, sixty-four million, nine hundred twenty-three thousand, two hundred forty-six".