138654733713 has 16 divisors (see below), whose sum is σ = 189196271616. Its totient is φ = 90275386320.

The previous prime is 138654733667. The next prime is 138654733751. The reversal of 138654733713 is 317337456831.

It is not a de Polignac number, because 138654733713 - 2²¹ = 138652636561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (138654733513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023856 + ... + 1151342.

It is an arithmetic number, because the mean of its divisors is an integer number (11824766976).

Almost surely, 2^138654733713 is an apocalyptic number.

It is an amenable number.

138654733713 is a deficient number, since it is larger than the sum of its proper divisors (50541537903).

138654733713 is a wasteful number, since it uses less digits than its factorization.

138654733713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135964.

The product of its digits is 3810240, while the sum is 51.

The spelling of 138654733713 in words is "one hundred thirty-eight billion, six hundred fifty-four million, seven hundred thirty-three thousand, seven hundred thirteen".