12822551265 has 32 divisors (see below), whose sum is σ = 20887827840. Its totient is φ = 6715892736.

The previous prime is 12822551263. The next prime is 12822551293. The reversal of 12822551265 is 56215522821.

It is a happy number.

12822551265 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 12822551265 - 2¹ = 12822551263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12822551263) 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 31 ways as a sum of consecutive naturals, for example, 150054 + ... + 219456.

It is an arithmetic number, because the mean of its divisors is an integer number (652744620).

Almost surely, 2^12822551265 is an apocalyptic number.

12822551265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12822551265 is a deficient number, since it is larger than the sum of its proper divisors (8065276575).

12822551265 is a wasteful number, since it uses less digits than its factorization.

12822551265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69633.

The product of its digits is 96000, while the sum is 39.

The spelling of 12822551265 in words is "twelve billion, eight hundred twenty-two million, five hundred fifty-one thousand, two hundred sixty-five".