5138135654474 has 12 divisors (see below), whose sum is σ = 7921136088054. Its totient is φ = 2499633560304.

The previous prime is 5138135654471. The next prime is 5138135654513. The reversal of 5138135654474 is 4744565318315.

It can be written as a sum of positive squares in 3 ways, for example, as 5105823794449 + 32311860025 = 2259607^2 + 179755^2 .

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 938298149 + ... + 938303624.

Almost surely, 2^{5138135654474} is an apocalyptic number.

5138135654474 is a deficient number, since it is larger than the sum of its proper divisors (2783000433580).

5138135654474 is a wasteful number, since it uses less digits than its factorization.

5138135654474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876601849 (or 1876601812 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 56.

The spelling of 5138135654474 in words is "five trillion, one hundred thirty-eight billion, one hundred thirty-five million, six hundred fifty-four thousand, four hundred seventy-four".