12343543660 has 24 divisors (see below), whose sum is σ = 29624505120. Its totient is φ = 4232072064.

The previous prime is 12343543649. The next prime is 12343543669. The reversal of 12343543660 is 6634534321.

It is not an unprimeable number, because it can be changed into a prime (12343543669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44083945 + ... + 44084224.

It is an arithmetic number, because the mean of its divisors is an integer number (1234354380).

Almost surely, 2^12343543660 is an apocalyptic number.

12343543660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12343543660 is an abundant number, since it is smaller than the sum of its proper divisors (17280961460).

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

12343543660 is a wasteful number, since it uses less digits than its factorization.

12343543660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88168185 (or 88168183 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 12343543660 in words is "twelve billion, three hundred forty-three million, five hundred forty-three thousand, six hundred sixty".