13993549782 has 16 divisors (see below), whose sum is σ = 27988271472. Its totient is φ = 4664321280.

The previous prime is 13993549769. The next prime is 13993549789. The reversal of 13993549782 is 28794539931.

13993549782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13993549789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221682 + ... + 277722.

It is an arithmetic number, because the mean of its divisors is an integer number (1749266967).

Almost surely, 2^13993549782 is an apocalyptic number.

13993549782 is an abundant number, since it is smaller than the sum of its proper divisors (13994721690).

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

13993549782 is a wasteful number, since it uses less digits than its factorization.

13993549782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97663.

The product of its digits is 14696640, while the sum is 60.

The spelling of 13993549782 in words is "thirteen billion, nine hundred ninety-three million, five hundred forty-nine thousand, seven hundred eighty-two".