5138135654475 has 24 divisors (see below), whose sum is σ = 8495139044160. Its totient is φ = 2740310597920.

The previous prime is 5138135654471. The next prime is 5138135654513. The reversal of 5138135654475 is 5744565318315.

It is a happy number.

It is not a de Polignac number, because 5138135654475 - 2² = 5138135654471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5138135654471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8332336 + ... + 8927714.

It is an arithmetic number, because the mean of its divisors is an integer number (353964126840).

Almost surely, 2^{5138135654475} is an apocalyptic number.

5138135654475 is a deficient number, since it is larger than the sum of its proper divisors (3357003389685).

5138135654475 is a wasteful number, since it uses less digits than its factorization.

5138135654475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710459 (or 710454 counting only the distinct ones).

The product of its digits is 30240000, while the sum is 57.

The spelling of 5138135654475 in words is "five trillion, one hundred thirty-eight billion, one hundred thirty-five million, six hundred fifty-four thousand, four hundred seventy-five".