135882158881 has 12 divisors (see below), whose sum is σ = 156078507072. Its totient is φ = 115884906984.

The previous prime is 135882158869. The next prime is 135882158891. The reversal of 135882158881 is 188851288531.

It is a happy number.

It is not a de Polignac number, because 135882158881 - 2¹⁵ = 135882126113 is a prime.

It is a super-2 number, since 2×135882158881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135882158821) 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 11 ways as a sum of consecutive naturals, for example, 32116 + ... + 522298.

It is an arithmetic number, because the mean of its divisors is an integer number (13006542256).

Almost surely, 2^135882158881 is an apocalyptic number.

It is an amenable number.

135882158881 is a deficient number, since it is larger than the sum of its proper divisors (20196348191).

135882158881 is an frugal number, since it uses more digits than its factorization.

135882158881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490588 (or 490389 counting only the distinct ones).

The product of its digits is 4915200, while the sum is 58.

The spelling of 135882158881 in words is "one hundred thirty-five billion, eight hundred eighty-two million, one hundred fifty-eight thousand, eight hundred eighty-one".