135258372827066 has 32 divisors (see below), whose sum is σ = 208591220571408. Its totient is φ = 65751381928960.

The previous prime is 135258372827051. The next prime is 135258372827131. The reversal of 135258372827066 is 660728273852531.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 9215650561441 + 126042722265625 = 3035729^2 + 11226875^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135258372826993 and 135258372827011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52854656 + ... + 55354596.

Almost surely, 2^{135258372827066} is an apocalyptic number.

135258372827066 is a deficient number, since it is larger than the sum of its proper divisors (73332847744342).

135258372827066 is a wasteful number, since it uses less digits than its factorization.

135258372827066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504626.

The product of its (nonzero) digits is 203212800, while the sum is 65.

The spelling of 135258372827066 in words is "one hundred thirty-five trillion, two hundred fifty-eight billion, three hundred seventy-two million, eight hundred twenty-seven thousand, sixty-six".