135663536 has 30 divisors (see below), whose sum is σ = 279228780. Its totient is φ = 63839488.

The previous prime is 135663529. The next prime is 135663569. The reversal of 135663536 is 635366531.

It is a self number, because there is not a number n which added to its sum of digits gives 135663536.

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 5 ways as a sum of consecutive naturals, for example, 10046 + ... + 19293.

It is an arithmetic number, because the mean of its divisors is an integer number (9307626).

Almost surely, 2^135663536 is an apocalyptic number.

135663536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135663536 is an abundant number, since it is smaller than the sum of its proper divisors (143565244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135663536 is a wasteful number, since it uses less digits than its factorization.

135663536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29381 (or 29358 counting only the distinct ones).

The product of its digits is 145800, while the sum is 38.

The square root of 135663536 is about 11647.4690813069. The cubic root of 135663536 is about 513.8318778736.

The spelling of 135663536 in words is "one hundred thirty-five million, six hundred sixty-three thousand, five hundred thirty-six".