135784281354 has 16 divisors (see below), whose sum is σ = 278908254048. Its totient is φ = 44038145232.

The previous prime is 135784281331. The next prime is 135784281389. The reversal of 135784281354 is 453182487531.

It is a junction number, because it is equal to n+sod(n) for n = 135784281297 and 135784281306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305820232 + ... + 305820675.

It is an arithmetic number, because the mean of its divisors is an integer number (17431765878).

Almost surely, 2^135784281354 is an apocalyptic number.

135784281354 is an abundant number, since it is smaller than the sum of its proper divisors (143123972694).

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

135784281354 is a wasteful number, since it uses less digits than its factorization.

135784281354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611640949.

The product of its digits is 3225600, while the sum is 51.

The spelling of 135784281354 in words is "one hundred thirty-five billion, seven hundred eighty-four million, two hundred eighty-one thousand, three hundred fifty-four".