135601636090 has 8 divisors (see below), whose sum is σ = 244082944980. Its totient is φ = 54240654432.

The previous prime is 135601636081. The next prime is 135601636091. The reversal of 135601636090 is 90636106531.

135601636090 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 116736338889 + 18865297201 = 341667^2 + 137351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (135601636091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6780081795 + ... + 6780081814.

Almost surely, 2^135601636090 is an apocalyptic number.

135601636090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135601636090 is a deficient number, since it is larger than the sum of its proper divisors (108481308890).

135601636090 is a wasteful number, since it uses less digits than its factorization.

135601636090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13560163616.

The product of its (nonzero) digits is 87480, while the sum is 40.

The spelling of 135601636090 in words is "one hundred thirty-five billion, six hundred one million, six hundred thirty-six thousand, ninety".