13856483520 has 168 divisors, whose sum is σ = 51993424080. Its totient is φ = 3359139840.

The previous prime is 13856483507. The next prime is 13856483551. The reversal of 13856483520 is 2538465831.

13856483520 is a `hidden beast` number, since 1 + 3 + 8 + 564 + 83 + 5 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187015 + ... + 250374.

Almost surely, 2^13856483520 is an apocalyptic number.

13856483520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13856483520 is an abundant number, since it is smaller than the sum of its proper divisors (38136940560).

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

13856483520 is a wasteful number, since it uses less digits than its factorization.

13856483520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437423 (or 437410 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 13856483520 in words is "thirteen billion, eight hundred fifty-six million, four hundred eighty-three thousand, five hundred twenty".