12293273340 has 96 divisors (see below), whose sum is σ = 38273928000. Its totient is φ = 3275790336.

The previous prime is 12293273287. The next prime is 12293273383. The reversal of 12293273340 is 4337239221.

12293273340 is a `hidden beast` number, since 1 + 2 + 293 + 27 + 3 + 340 = 666.

It is a super-2 number, since 2×12293273340² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12293273295 and 12293273304.

It is a congruent number.

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, 796416 + ... + 811704.

It is an arithmetic number, because the mean of its divisors is an integer number (398686750).

Almost surely, 2^12293273340 is an apocalyptic number.

12293273340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12293273340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19136964000).

12293273340 is an abundant number, since it is smaller than the sum of its proper divisors (25980654660).

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

12293273340 is a wasteful number, since it uses less digits than its factorization.

12293273340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16796 (or 16788 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The spelling of 12293273340 in words is "twelve billion, two hundred ninety-three million, two hundred seventy-three thousand, three hundred forty".