13212335543152 has 20 divisors (see below), whose sum is σ = 25694063320680. Its totient is φ = 6581609524928.

The previous prime is 13212335543149. The next prime is 13212335543153. The reversal of 13212335543152 is 25134553321231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212335543153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534885978 + ... + 1534894585.

It is an arithmetic number, because the mean of its divisors is an integer number (1284703166034).

Almost surely, 2^{13212335543152} is an apocalyptic number.

It is an amenable number.

13212335543152 is a deficient number, since it is larger than the sum of its proper divisors (12481727777528).

13212335543152 is a wasteful number, since it uses less digits than its factorization.

13212335543152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069780840 (or 3069780834 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

Adding to 13212335543152 its reverse (25134553321231), we get a palindrome (38346888864383).

The spelling of 13212335543152 in words is "thirteen trillion, two hundred twelve billion, three hundred thirty-five million, five hundred forty-three thousand, one hundred fifty-two".