13500455518 has 16 divisors (see below), whose sum is σ = 22371298560. Its totient is φ = 6058891800.

The previous prime is 13500455513. The next prime is 13500455543. The reversal of 13500455518 is 81555400531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13500455513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3882168 + ... + 3885643.

It is an arithmetic number, because the mean of its divisors is an integer number (1398206160).

Almost surely, 2^13500455518 is an apocalyptic number.

13500455518 is a deficient number, since it is larger than the sum of its proper divisors (8870843042).

13500455518 is a wasteful number, since it uses less digits than its factorization.

13500455518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7767903.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 13500455518 in words is "thirteen billion, five hundred million, four hundred fifty-five thousand, five hundred eighteen".