13924890249966 has 24 divisors (see below), whose sum is σ = 30175290143544. Its totient is φ = 4640907836880.

The previous prime is 13924890249943. The next prime is 13924890250001. The reversal of 13924890249966 is 66994209842931.

13924890249966 is a `hidden beast` number, since 1 + 3 + 9 + 2 + 48 + 90 + 2 + 499 + 6 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13924890249894 and 13924890249903.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 60068305 + ... + 60299676.

It is an arithmetic number, because the mean of its divisors is an integer number (1257303755981).

Almost surely, 2^{13924890249966} is an apocalyptic number.

13924890249966 is an abundant number, since it is smaller than the sum of its proper divisors (16250399893578).

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

13924890249966 is a wasteful number, since it uses less digits than its factorization.

13924890249966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120374416 (or 120374413 counting only the distinct ones).

The product of its (nonzero) digits is 362797056, while the sum is 72.

The spelling of 13924890249966 in words is "thirteen trillion, nine hundred twenty-four billion, eight hundred ninety million, two hundred forty-nine thousand, nine hundred sixty-six".