135333640664325 has 18 divisors (see below), whose sum is σ = 242397587501394. Its totient is φ = 72177941687520.

The previous prime is 135333640664317. The next prime is 135333640664347. The reversal of 135333640664325 is 523466046333531.

135333640664325 is a `hidden beast` number, since 1 + 3 + 533 + 3 + 6 + 4 + 0 + 66 + 43 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 36854831189124 + 98478809475201 = 6070818^2 + 9923649^2 .

It is not a de Polignac number, because 135333640664325 - 2³ = 135333640664317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 300741423474 + ... + 300741423923.

Almost surely, 2^{135333640664325} is an apocalyptic number.

135333640664325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135333640664325 is a deficient number, since it is larger than the sum of its proper divisors (107063946837069).

135333640664325 is a wasteful number, since it uses less digits than its factorization.

135333640664325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601482847413 (or 601482847405 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 54.

Adding to 135333640664325 its reverse (523466046333531), we get a palindrome (658799686997856).

The spelling of 135333640664325 in words is "one hundred thirty-five trillion, three hundred thirty-three billion, six hundred forty million, six hundred sixty-four thousand, three hundred twenty-five".