12265310634 has 64 divisors (see below), whose sum is σ = 26430416640. Its totient is φ = 3786531840.

The previous prime is 12265310627. The next prime is 12265310677. The reversal of 12265310634 is 43601356221.

12265310634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12265310595 and 12265310604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443682 + ... + 470514.

It is an arithmetic number, because the mean of its divisors is an integer number (412975260).

Almost surely, 2^12265310634 is an apocalyptic number.

12265310634 is an abundant number, since it is smaller than the sum of its proper divisors (14165106006).

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

12265310634 is a wasteful number, since it uses less digits than its factorization.

12265310634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26975.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 12265310634 its reverse (43601356221), we get a palindrome (55866666855).

The spelling of 12265310634 in words is "twelve billion, two hundred sixty-five million, three hundred ten thousand, six hundred thirty-four".