13500305456 has 40 divisors (see below), whose sum is σ = 29198351424. Its totient is φ = 5993789760.

The previous prime is 13500305447. The next prime is 13500305461. The reversal of 13500305456 is 65450300531.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 884366 + ... + 899501.

Almost surely, 2^13500305456 is an apocalyptic number.

13500305456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13500305456 is an abundant number, since it is smaller than the sum of its proper divisors (15698045968).

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

13500305456 is a wasteful number, since it uses less digits than its factorization.

13500305456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783929 (or 1783923 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 13500305456 its reverse (65450300531), we get a palindrome (78950605987).

The spelling of 13500305456 in words is "thirteen billion, five hundred million, three hundred five thousand, four hundred fifty-six".