135650240 has 112 divisors (see below), whose sum is σ = 357164640. Its totient is φ = 48660480.

The previous prime is 135650233. The next prime is 135650309. The reversal of 135650240 is 42056531.

It is a super-2 number, since 2×135650240² = 36801975224115200, which contains 22 as substring.

It is a congruent number.

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, 313064 + ... + 313496.

It is an arithmetic number, because the mean of its divisors is an integer number (3188970).

Almost surely, 2^135650240 is an apocalyptic number.

135650240 is a gapful number since it is divisible by the number (10) 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 135650240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178582320).

135650240 is an abundant number, since it is smaller than the sum of its proper divisors (221514400).

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

135650240 is a wasteful number, since it uses less digits than its factorization.

135650240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 135650240 is about 11646.8982995474. The cubic root of 135650240 is about 513.8150909214.

The spelling of 135650240 in words is "one hundred thirty-five million, six hundred fifty thousand, two hundred forty".