138088074002677 has 2 divisors, whose sum is σ = 138088074002678. Its totient is φ = 138088074002676.

The previous prime is 138088074002647. The next prime is 138088074002713. The reversal of 138088074002677 is 776200470880831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116022497847876 + 22065576154801 = 10771374^2 + 4697401^2 .

It is a cyclic number.

It is not a de Polignac number, because 138088074002677 - 2³¹ = 138085926519029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138088074002647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69044037001338 + 69044037001339.

It is an arithmetic number, because the mean of its divisors is an integer number (69044037001339).

Almost surely, 2^{138088074002677} is an apocalyptic number.

It is an amenable number.

138088074002677 is a deficient number, since it is larger than the sum of its proper divisors (1).

138088074002677 is an equidigital number, since it uses as much as digits as its factorization.

138088074002677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25288704, while the sum is 61.

The spelling of 138088074002677 in words is "one hundred thirty-eight trillion, eighty-eight billion, seventy-four million, two thousand, six hundred seventy-seven".