13438595475 has 18 divisors (see below), whose sum is σ = 24070018076. Its totient is φ = 7167250800.

The previous prime is 13438595459. The next prime is 13438595483. The reversal of 13438595475 is 57459583431.

It is a happy number.

13438595475 is a `hidden beast` number, since 1 + 3 + 4 + 3 + 8 + 595 + 47 + 5 = 666.

It is not a de Polignac number, because 13438595475 - 2⁴ = 13438595459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29863321 + ... + 29863770.

Almost surely, 2^13438595475 is an apocalyptic number.

13438595475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13438595475 is a deficient number, since it is larger than the sum of its proper divisors (10631422601).

13438595475 is a wasteful number, since it uses less digits than its factorization.

13438595475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59727107 (or 59727099 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The spelling of 13438595475 in words is "thirteen billion, four hundred thirty-eight million, five hundred ninety-five thousand, four hundred seventy-five".