12340410528 has 24 divisors (see below), whose sum is σ = 32393577888. Its totient is φ = 4113470144.

The previous prime is 12340410463. The next prime is 12340410541. The reversal of 12340410528 is 82501404321.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 12340410495 and 12340410504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64272876 + ... + 64273067.

It is an arithmetic number, because the mean of its divisors is an integer number (1349732412).

Almost surely, 2^12340410528 is an apocalyptic number.

It is an amenable number.

12340410528 is an abundant number, since it is smaller than the sum of its proper divisors (20053167360).

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

12340410528 is a wasteful number, since it uses less digits than its factorization.

12340410528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128545956 (or 128545948 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 12340410528 its reverse (82501404321), we get a palindrome (94841814849).

The spelling of 12340410528 in words is "twelve billion, three hundred forty million, four hundred ten thousand, five hundred twenty-eight".