135786053778 has 16 divisors (see below), whose sum is σ = 277350238080. Its totient is φ = 44298996176.

The previous prime is 135786053723. The next prime is 135786053789. The reversal of 135786053778 is 877350687531.

135786053778 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240755133 + ... + 240755696.

It is an arithmetic number, because the mean of its divisors is an integer number (17334389880).

Almost surely, 2^135786053778 is an apocalyptic number.

135786053778 is an abundant number, since it is smaller than the sum of its proper divisors (141564184302).

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

135786053778 is a wasteful number, since it uses less digits than its factorization.

135786053778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481510881.

The product of its (nonzero) digits is 29635200, while the sum is 60.

The spelling of 135786053778 in words is "one hundred thirty-five billion, seven hundred eighty-six million, fifty-three thousand, seven hundred seventy-eight".