135867573344 has 144 divisors (see below), whose sum is σ = 285876038448. Its totient is φ = 63524020224.

The previous prime is 135867573341. The next prime is 135867573353. The reversal of 135867573344 is 443375768531.

It is a self number, because there is not a number n which added to its sum of digits gives 135867573344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135867573341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158538164 + ... + 158539020.

It is an arithmetic number, because the mean of its divisors is an integer number (1985250267).

Almost surely, 2^135867573344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135867573344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142938019224).

135867573344 is an abundant number, since it is smaller than the sum of its proper divisors (150008465104).

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

135867573344 is a wasteful number, since it uses less digits than its factorization.

135867573344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105 (or 1068 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 135867573344 in words is "one hundred thirty-five billion, eight hundred sixty-seven million, five hundred seventy-three thousand, three hundred forty-four".