12652444522 has 16 divisors (see below), whose sum is σ = 19233486720. Its totient is φ = 6241590432.

The previous prime is 12652444499. The next prime is 12652444529. The reversal of 12652444522 is 22544425621.

It is not an unprimeable number, because it can be changed into a prime (12652444529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5653 + ... + 159175.

It is an arithmetic number, because the mean of its divisors is an integer number (1202092920).

Almost surely, 2^12652444522 is an apocalyptic number.

12652444522 is a deficient number, since it is larger than the sum of its proper divisors (6581042198).

12652444522 is a wasteful number, since it uses less digits than its factorization.

12652444522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154077.

The product of its digits is 153600, while the sum is 37.

The spelling of 12652444522 in words is "twelve billion, six hundred fifty-two million, four hundred forty-four thousand, five hundred twenty-two".