12465336445 has 32 divisors (see below), whose sum is σ = 16332212736. Its totient is φ = 9095040000.

The previous prime is 12465336419. The next prime is 12465336461. The reversal of 12465336445 is 54463356421.

It is a happy number.

It is not a de Polignac number, because 12465336445 - 2⁵ = 12465336413 is a prime.

It is a super-2 number, since 2×12465336445² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 781500 + ... + 797290.

It is an arithmetic number, because the mean of its divisors is an integer number (510381648).

Almost surely, 2^12465336445 is an apocalyptic number.

It is an amenable number.

12465336445 is a deficient number, since it is larger than the sum of its proper divisors (3866876291).

12465336445 is a wasteful number, since it uses less digits than its factorization.

12465336445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16101.

The product of its digits is 1036800, while the sum is 43.

The spelling of 12465336445 in words is "twelve billion, four hundred sixty-five million, three hundred thirty-six thousand, four hundred forty-five".