135678206040046 has 8 divisors (see below), whose sum is σ = 214228746379080. Its totient is φ = 64268623913688.

The previous prime is 135678206039917. The next prime is 135678206040077. The reversal of 135678206040046 is 640040602876531.

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

It is a junction number, because it is equal to n+sod(n) for n = 135678206039975 and 135678206040002.

It is a congruent number.

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, 1785239553121 + ... + 1785239553196.

It is an arithmetic number, because the mean of its divisors is an integer number (26778593297385).

Almost surely, 2^{135678206040046} is an apocalyptic number.

135678206040046 is a deficient number, since it is larger than the sum of its proper divisors (78550540339034).

135678206040046 is a wasteful number, since it uses less digits than its factorization.

135678206040046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570479106338.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 135678206040046 in words is "one hundred thirty-five trillion, six hundred seventy-eight billion, two hundred six million, forty thousand, forty-six".