138153585322 has 8 divisors (see below), whose sum is σ = 212284777572. Its totient is φ = 67391992800.

The previous prime is 138153585301. The next prime is 138153585371. The reversal of 138153585322 is 223585351831.

It can be written as a sum of positive squares in 2 ways, for example, as 117204207201 + 20949378121 = 342351^2 + 144739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842399829 + ... + 842399992.

Almost surely, 2^138153585322 is an apocalyptic number.

138153585322 is a deficient number, since it is larger than the sum of its proper divisors (74131192250).

138153585322 is a wasteful number, since it uses less digits than its factorization.

138153585322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684799864.

The product of its digits is 864000, while the sum is 46.

The spelling of 138153585322 in words is "one hundred thirty-eight billion, one hundred fifty-three million, five hundred eighty-five thousand, three hundred twenty-two".