12325020465 has 16 divisors (see below), whose sum is σ = 20577426048. Its totient is φ = 6287546496.

The previous prime is 12325020439. The next prime is 12325020467. The reversal of 12325020465 is 56402052321.

12325020465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12325020465 - 2³⁰ = 11251278641 is a prime.

It is a super-2 number, since 2×12325020465² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12325020467) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 17862004 + ... + 17862693.

It is an arithmetic number, because the mean of its divisors is an integer number (1286089128).

Almost surely, 2^12325020465 is an apocalyptic number.

12325020465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12325020465 is a deficient number, since it is larger than the sum of its proper divisors (8252405583).

12325020465 is a wasteful number, since it uses less digits than its factorization.

12325020465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35724728.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12325020465 its reverse (56402052321), we get a palindrome (68727072786).

The spelling of 12325020465 in words is "twelve billion, three hundred twenty-five million, twenty thousand, four hundred sixty-five".