138755547761588 has 12 divisors (see below), whose sum is σ = 242822450986752. Its totient is φ = 69377704622520.

The previous prime is 138755547761557. The next prime is 138755547761603. The reversal of 138755547761588 is 885167745557831.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12668270 + ... + 20928357.

It is an arithmetic number, because the mean of its divisors is an integer number (20235204248896).

Almost surely, 2^{138755547761588} is an apocalyptic number.

It is an amenable number.

138755547761588 is a deficient number, since it is larger than the sum of its proper divisors (104066903225164).

138755547761588 is a wasteful number, since it uses less digits than its factorization.

138755547761588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34629142 (or 34629140 counting only the distinct ones).

The product of its digits is 7902720000, while the sum is 80.

The spelling of 138755547761588 in words is "one hundred thirty-eight trillion, seven hundred fifty-five billion, five hundred forty-seven million, seven hundred sixty-one thousand, five hundred eighty-eight".