13217825011796 has 24 divisors (see below), whose sum is σ = 23597410217640. Its totient is φ = 6476861094912.

The previous prime is 13217825011709. The next prime is 13217825011861. The reversal of 13217825011796 is 69711052871231.

It can be written as a sum of positive squares in 4 ways, for example, as 1828347482896 + 11389477528900 = 1352164^2 + 3374830^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144115061 + ... + 144206748.

It is an arithmetic number, because the mean of its divisors is an integer number (983225425735).

Almost surely, 2^{13217825011796} is an apocalyptic number.

It is an amenable number.

13217825011796 is a deficient number, since it is larger than the sum of its proper divisors (10379585205844).

13217825011796 is a wasteful number, since it uses less digits than its factorization.

13217825011796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288322043 (or 288322041 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 53.

The spelling of 13217825011796 in words is "thirteen trillion, two hundred seventeen billion, eight hundred twenty-five million, eleven thousand, seven hundred ninety-six".