135605650 has 24 divisors (see below), whose sum is σ = 254469204. Its totient is φ = 53760000.

The previous prime is 135605611. The next prime is 135605663. The reversal of 135605650 is 56506531.

It can be written as a sum of positive squares in 6 ways, for example, as 5212089 + 130393561 = 2283^2 + 11419^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6351 + ... + 17650.

Almost surely, 2^135605650 is an apocalyptic number.

135605650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135605650 is a deficient number, since it is larger than the sum of its proper divisors (118863554).

135605650 is a wasteful number, since it uses less digits than its factorization.

135605650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24126 (or 24121 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 135605650 is about 11644.9838986578. The cubic root of 135605650 is about 513.7587855149.

The spelling of 135605650 in words is "one hundred thirty-five million, six hundred five thousand, six hundred fifty".