13882947955644 has 24 divisors (see below), whose sum is σ = 33269046453328. Its totient is φ = 4502577715200.

The previous prime is 13882947955627. The next prime is 13882947955673. The reversal of 13882947955644 is 44655974928831.

It is a happy number.

It is a congruent number.

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, 15633949957 + ... + 15633950844.

Almost surely, 2^{13882947955644} is an apocalyptic number.

It is an amenable number.

13882947955644 is an abundant number, since it is smaller than the sum of its proper divisors (19386098497684).

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

13882947955644 is a wasteful number, since it uses less digits than its factorization.

13882947955644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31267900845 (or 31267900843 counting only the distinct ones).

The product of its digits is 2090188800, while the sum is 75.

The spelling of 13882947955644 in words is "thirteen trillion, eight hundred eighty-two billion, nine hundred forty-seven million, nine hundred fifty-five thousand, six hundred forty-four".