12305025234 has 24 divisors (see below), whose sum is σ = 26672377680. Its totient is φ = 4099907448.

The previous prime is 12305025223. The next prime is 12305025251. The reversal of 12305025234 is 43252050321.

It is a happy number.

12305025234 is a `hidden beast` number, since 123 + 0 + 502 + 5 + 2 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12305025198 and 12305025207.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104032 + ... + 188235.

It is an arithmetic number, because the mean of its divisors is an integer number (1111349070).

Almost surely, 2^12305025234 is an apocalyptic number.

12305025234 is an abundant number, since it is smaller than the sum of its proper divisors (14367352446).

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

12305025234 is a wasteful number, since it uses less digits than its factorization.

12305025234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294614 (or 294611 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 12305025234 its reverse (43252050321), we get a palindrome (55557075555).

The spelling of 12305025234 in words is "twelve billion, three hundred five million, twenty-five thousand, two hundred thirty-four".