13982286520 has 32 divisors (see below), whose sum is σ = 31463946000. Its totient is φ = 5592238848.

The previous prime is 13982286517. The next prime is 13982286671. The reversal of 13982286520 is 2568228931.

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, 436492 + ... + 467428.

Almost surely, 2^13982286520 is an apocalyptic number.

13982286520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13982286520 is an abundant number, since it is smaller than the sum of its proper divisors (17481659480).

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

13982286520 is a wasteful number, since it uses less digits than its factorization.

13982286520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42247 (or 42243 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 13982286520 in words is "thirteen billion, nine hundred eighty-two million, two hundred eighty-six thousand, five hundred twenty".