13500052504 has 32 divisors (see below), whose sum is σ = 25513899840. Its totient is φ = 6696496800.

The previous prime is 13500052439. The next prime is 13500052523. The reversal of 13500052504 is 40525000531.

It is a super-2 number, since 2×13500052504² (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 7 ways as a sum of consecutive naturals, for example, 735519 + ... + 753649.

It is an arithmetic number, because the mean of its divisors is an integer number (797309370).

Almost surely, 2^13500052504 is an apocalyptic number.

It is an amenable number.

13500052504 is a deficient number, since it is larger than the sum of its proper divisors (12013847336).

13500052504 is a wasteful number, since it uses less digits than its factorization.

13500052504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18871 (or 18867 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 13500052504 in words is "thirteen billion, five hundred million, fifty-two thousand, five hundred four".