135663968513374 has 16 divisors (see below), whose sum is σ = 238239164219616. Its totient is φ = 56723610528000.

The previous prime is 135663968513369. The next prime is 135663968513429. The reversal of 135663968513374 is 473315869366531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118174188027 + ... + 118174189174.

It is an arithmetic number, because the mean of its divisors is an integer number (14889947763726).

Almost surely, 2^{135663968513374} is an apocalyptic number.

135663968513374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135663968513374 is a deficient number, since it is larger than the sum of its proper divisors (102575195706242).

135663968513374 is a wasteful number, since it uses less digits than its factorization.

135663968513374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236348377251.

The product of its digits is 881798400, while the sum is 70.

The spelling of 135663968513374 in words is "one hundred thirty-five trillion, six hundred sixty-three billion, nine hundred sixty-eight million, five hundred thirteen thousand, three hundred seventy-four".