13500455452 has 48 divisors (see below), whose sum is σ = 27116699904. Its totient is φ = 5869710000.

The previous prime is 13500455447. The next prime is 13500455471. The reversal of 13500455452 is 25455400531.

It is a super-2 number, since 2×13500455452² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67327 + ... + 177577.

It is an arithmetic number, because the mean of its divisors is an integer number (564931248).

Almost surely, 2^13500455452 is an apocalyptic number.

It is an amenable number.

13500455452 is an abundant number, since it is smaller than the sum of its proper divisors (13616244452).

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

13500455452 is a wasteful number, since it uses less digits than its factorization.

13500455452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110311 (or 110287 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 13500455452 its reverse (25455400531), we get a palindrome (38955855983).

The spelling of 13500455452 in words is "thirteen billion, five hundred million, four hundred fifty-five thousand, four hundred fifty-two".