138276351255167 has 16 divisors (see below), whose sum is σ = 138747787267680. Its totient is φ = 137805941626752.

The previous prime is 138276351255113. The next prime is 138276351255169. The reversal of 138276351255167 is 761552153672831.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 138276351255167 - 2¹⁴ = 138276351238783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138276351255169) 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, 786203084 + ... + 786378942.

It is an arithmetic number, because the mean of its divisors is an integer number (8671736704230).

Almost surely, 2^{138276351255167} is an apocalyptic number.

138276351255167 is a deficient number, since it is larger than the sum of its proper divisors (471436012513).

138276351255167 is a wasteful number, since it uses less digits than its factorization.

138276351255167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178762.

The product of its digits is 63504000, while the sum is 62.

The spelling of 138276351255167 in words is "one hundred thirty-eight trillion, two hundred seventy-six billion, three hundred fifty-one million, two hundred fifty-five thousand, one hundred sixty-seven".