12445324484 has 6 divisors (see below), whose sum is σ = 21779317854. Its totient is φ = 6222662240.

The previous prime is 12445324483. The next prime is 12445324517. The reversal of 12445324484 is 48442354421.

It can be written as a sum of positive squares in only one way, i.e., 7988426884 + 4456897600 = 89378^2 + 66760^2 .

It is a super-2 number, since 2×12445324484² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12445324483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555665557 + ... + 1555665564.

It is an arithmetic number, because the mean of its divisors is an integer number (3629886309).

Almost surely, 2^12445324484 is an apocalyptic number.

It is an amenable number.

12445324484 is a deficient number, since it is larger than the sum of its proper divisors (9333993370).

12445324484 is a wasteful number, since it uses less digits than its factorization.

12445324484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111331125 (or 3111331123 counting only the distinct ones).

The product of its digits is 491520, while the sum is 41.

The spelling of 12445324484 in words is "twelve billion, four hundred forty-five million, three hundred twenty-four thousand, four hundred eighty-four".