135359616 has 128 divisors (see below), whose sum is σ = 422328960. Its totient is φ = 37601280.

The previous prime is 135359597. The next prime is 135359641. The reversal of 135359616 is 616953531.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98776 + ... + 100136.

It is an arithmetic number, because the mean of its divisors is an integer number (3299445).

Almost surely, 2^135359616 is an apocalyptic number.

135359616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135359616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211164480).

135359616 is an abundant number, since it is smaller than the sum of its proper divisors (286969344).

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

135359616 is a wasteful number, since it uses less digits than its factorization.

135359616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422 (or 1410 counting only the distinct ones).

The product of its digits is 72900, while the sum is 39.

The square root of 135359616 is about 11634.4151550475. The cubic root of 135359616 is about 513.4478873297.

The spelling of 135359616 in words is "one hundred thirty-five million, three hundred fifty-nine thousand, six hundred sixteen".