13503649679377 has 16 divisors (see below), whose sum is σ = 16797629221632. Its totient is φ = 10665161406720.

The previous prime is 13503649679353. The next prime is 13503649679383. The reversal of 13503649679377 is 77397694630531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13503649679377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13503649677377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2777383353 + ... + 2777388214.

It is an arithmetic number, because the mean of its divisors is an integer number (1049851826352).

Almost surely, 2^{13503649679377} is an apocalyptic number.

13503649679377 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

13503649679377 is a deficient number, since it is larger than the sum of its proper divisors (3293979542255).

13503649679377 is a wasteful number, since it uses less digits than its factorization.

13503649679377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5554771608.

The product of its (nonzero) digits is 540101520, while the sum is 70.

The spelling of 13503649679377 in words is "thirteen trillion, five hundred three billion, six hundred forty-nine million, six hundred seventy-nine thousand, three hundred seventy-seven".