13502444323401 has 24 divisors (see below), whose sum is σ = 21475425482784. Its totient is φ = 8106820148160.

The previous prime is 13502444323393. The next prime is 13502444323439. The reversal of 13502444323401 is 10432344420531.

13502444323401 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 244 + 4 + 3 + 2 + 3 + 401 = 666.

It is not a de Polignac number, because 13502444323401 - 2³ = 13502444323393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13502444322401) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 637318036 + ... + 637339221.

It is an arithmetic number, because the mean of its divisors is an integer number (894809395116).

Almost surely, 2^{13502444323401} is an apocalyptic number.

13502444323401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13502444323401 is a deficient number, since it is larger than the sum of its proper divisors (7972981159383).

13502444323401 is a wasteful number, since it uses less digits than its factorization.

13502444323401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274657381 (or 1274657378 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 13502444323401 its reverse (10432344420531), we get a palindrome (23934788743932).

The spelling of 13502444323401 in words is "thirteen trillion, five hundred two billion, four hundred forty-four million, three hundred twenty-three thousand, four hundred one".