13721241616448 has 56 divisors (see below), whose sum is σ = 28663657176000. Its totient is φ = 6498966071808.

The previous prime is 13721241616421. The next prime is 13721241616451. The reversal of 13721241616448 is 84461614212731.

It is a junction number, because it is equal to n+sod(n) for n = 13721241616396 and 13721241616405.

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, 13555061 + ... + 14532107.

It is an arithmetic number, because the mean of its divisors is an integer number (511851021000).

Almost surely, 2^{13721241616448} is an apocalyptic number.

It is an amenable number.

13721241616448 is an abundant number, since it is smaller than the sum of its proper divisors (14942415559552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13721241616448 is a wasteful number, since it uses less digits than its factorization.

13721241616448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988627 (or 988617 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 50.

The spelling of 13721241616448 in words is "thirteen trillion, seven hundred twenty-one billion, two hundred forty-one million, six hundred sixteen thousand, four hundred forty-eight".