12443151204532 has 6 divisors (see below), whose sum is σ = 21775514607938. Its totient is φ = 6221575602264.

The previous prime is 12443151204521. The next prime is 12443151204557. The reversal of 12443151204532 is 23540215134421.

It can be written as a sum of positive squares in only one way, i.e., 12428684888356 + 14466316176 = 3525434^2 + 120276^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12443151204491 and 12443151204500.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1555393900563 + ... + 1555393900570.

Almost surely, 2^{12443151204532} is an apocalyptic number.

It is an amenable number.

12443151204532 is a deficient number, since it is larger than the sum of its proper divisors (9332363403406).

12443151204532 is a wasteful number, since it uses less digits than its factorization.

12443151204532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3110787801137 (or 3110787801135 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 12443151204532 its reverse (23540215134421), we get a palindrome (35983366338953).

The spelling of 12443151204532 in words is "twelve trillion, four hundred forty-three billion, one hundred fifty-one million, two hundred four thousand, five hundred thirty-two".