135880324305 has 16 divisors (see below), whose sum is σ = 237172929984. Its totient is φ = 65881369280.

The previous prime is 135880324297. The next prime is 135880324309. The reversal of 135880324305 is 503423088531.

It is a happy number.

It is not a de Polignac number, because 135880324305 - 2³ = 135880324297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135880324309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411758394 + ... + 411758723.

It is an arithmetic number, because the mean of its divisors is an integer number (14823308124).

Almost surely, 2^135880324305 is an apocalyptic number.

135880324305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135880324305 is a deficient number, since it is larger than the sum of its proper divisors (101292605679).

135880324305 is a wasteful number, since it uses less digits than its factorization.

135880324305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823517136.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 135880324305 in words is "one hundred thirty-five billion, eight hundred eighty million, three hundred twenty-four thousand, three hundred five".