12389273466264 has 384 divisors, whose sum is σ = 35821601740800. Its totient is φ = 3966667407360.

The previous prime is 12389273466263. The next prime is 12389273466281. The reversal of 12389273466264 is 46266437298321.

It is a happy number.

12389273466264 is a `hidden beast` number, since 1 + 2 + 3 + 8 + 9 + 27 + 346 + 6 + 264 = 666.

12389273466264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12389273466264² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12389273466263) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8706445857 + ... + 8706447279.

It is an arithmetic number, because the mean of its divisors is an integer number (93285421200).

Almost surely, 2^{12389273466264} 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 12389273466264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17910800870400).

12389273466264 is an abundant number, since it is smaller than the sum of its proper divisors (23432328274536).

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

12389273466264 is a wasteful number, since it uses less digits than its factorization.

12389273466264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860 (or 1803 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 63.

The spelling of 12389273466264 in words is "twelve trillion, three hundred eighty-nine billion, two hundred seventy-three million, four hundred sixty-six thousand, two hundred sixty-four".