135822788646 has 32 divisors (see below), whose sum is σ = 274034002560. Its totient is φ = 44877659904.

The previous prime is 135822788641. The next prime is 135822788659. The reversal of 135822788646 is 646887228531.

135822788646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 135822788646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135822788641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187446 + ... + 553878.

It is an arithmetic number, because the mean of its divisors is an integer number (8563562580).

Almost surely, 2^135822788646 is an apocalyptic number.

135822788646 is an abundant number, since it is smaller than the sum of its proper divisors (138211213914).

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

135822788646 is a wasteful number, since it uses less digits than its factorization.

135822788646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366980.

The product of its digits is 30965760, while the sum is 60.

The spelling of 135822788646 in words is "one hundred thirty-five billion, eight hundred twenty-two million, seven hundred eighty-eight thousand, six hundred forty-six".