138088074002698 has 4 divisors (see below), whose sum is σ = 207132111004050. Its totient is φ = 69044037001348.

The previous prime is 138088074002677. The next prime is 138088074002713. The reversal of 138088074002698 is 896200470880831.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 98188221546009 + 39899852456689 = 9908997^2 + 6316633^2 .

It is a super-2 number, since 2×138088074002698² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34522018500673 + ... + 34522018500676.

Almost surely, 2^{138088074002698} is an apocalyptic number.

138088074002698 is a deficient number, since it is larger than the sum of its proper divisors (69044037001352).

138088074002698 is an equidigital number, since it uses as much as digits as its factorization.

138088074002698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69044037001351.

The product of its (nonzero) digits is 37158912, while the sum is 64.

The spelling of 138088074002698 in words is "one hundred thirty-eight trillion, eighty-eight billion, seventy-four million, two thousand, six hundred ninety-eight".