13535220504 has 64 divisors (see below), whose sum is σ = 38025388800. Its totient is φ = 3983607936.

The previous prime is 13535220499. The next prime is 13535220529. The reversal of 13535220504 is 40502253531.

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, 935914 + ... + 950265.

It is an arithmetic number, because the mean of its divisors is an integer number (594146700).

Almost surely, 2^13535220504 is an apocalyptic number.

It is an amenable number.

13535220504 is an abundant number, since it is smaller than the sum of its proper divisors (24490168296).

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

13535220504 is a wasteful number, since it uses less digits than its factorization.

13535220504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886224 (or 1886220 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 13535220504 in words is "thirteen billion, five hundred thirty-five million, two hundred twenty thousand, five hundred four".