13963388268 has 48 divisors (see below), whose sum is σ = 34943166720. Its totient is φ = 4326289344.

The previous prime is 13963388261. The next prime is 13963388291. The reversal of 13963388268 is 86288336931.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (13963388261) 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, 565680 + ... + 589847.

It is an arithmetic number, because the mean of its divisors is an integer number (727982640).

Almost surely, 2^13963388268 is an apocalyptic number.

It is an amenable number.

13963388268 is an abundant number, since it is smaller than the sum of its proper divisors (20979778452).

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

13963388268 is a wasteful number, since it uses less digits than its factorization.

13963388268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155606 (or 1155604 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 57.

The spelling of 13963388268 in words is "thirteen billion, nine hundred sixty-three million, three hundred eighty-eight thousand, two hundred sixty-eight".