13500484140 has 96 divisors (see below), whose sum is σ = 44410012416. Its totient is φ = 3021085440.

The previous prime is 13500484139. The next prime is 13500484169. The reversal of 13500484140 is 4148400531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 13500484098 and 13500484107.

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 31 ways as a sum of consecutive naturals, for example, 778162 + ... + 795321.

It is an arithmetic number, because the mean of its divisors is an integer number (462604296).

Almost surely, 2^13500484140 is an apocalyptic number.

13500484140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13500484140 is an abundant number, since it is smaller than the sum of its proper divisors (30909528276).

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

13500484140 is a wasteful number, since it uses less digits than its factorization.

13500484140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573519 (or 1573517 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 13500484140 its reverse (4148400531), we get a palindrome (17648884671).

The spelling of 13500484140 in words is "thirteen billion, five hundred million, four hundred eighty-four thousand, one hundred forty".