138591300922963 has 12 divisors (see below), whose sum is σ = 168227950012560. Its totient is φ = 113627650445232.

The previous prime is 138591300922961. The next prime is 138591300922973. The reversal of 138591300922963 is 369229003195831.

It is not a de Polignac number, because 138591300922963 - 2¹ = 138591300922961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138591300922961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61486822708 + ... + 61486824961.

It is an arithmetic number, because the mean of its divisors is an integer number (14018995834380).

Almost surely, 2^{138591300922963} is an apocalyptic number.

138591300922963 is a deficient number, since it is larger than the sum of its proper divisors (29636649089597).

138591300922963 is a wasteful number, since it uses less digits than its factorization.

138591300922963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122973647706 (or 122973647699 counting only the distinct ones).

The product of its (nonzero) digits is 18895680, while the sum is 61.

The spelling of 138591300922963 in words is "one hundred thirty-eight trillion, five hundred ninety-one billion, three hundred million, nine hundred twenty-two thousand, nine hundred sixty-three".