135684546555 has 32 divisors (see below), whose sum is σ = 230683733568. Its totient is φ = 67865907200.

The previous prime is 135684546551. The next prime is 135684546577. The reversal of 135684546555 is 555645486531.

It is not a de Polignac number, because 135684546555 - 2² = 135684546551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135684546495 and 135684546504.

It is not an unprimeable number, because it can be changed into a prime (135684546551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 875136 + ... + 1018445.

It is an arithmetic number, because the mean of its divisors is an integer number (7208866674).

Almost surely, 2^135684546555 is an apocalyptic number.

135684546555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135684546555 is a deficient number, since it is larger than the sum of its proper divisors (94999187013).

135684546555 is a wasteful number, since it uses less digits than its factorization.

135684546555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893887.

The product of its digits is 43200000, while the sum is 57.

The spelling of 135684546555 in words is "one hundred thirty-five billion, six hundred eighty-four million, five hundred forty-six thousand, five hundred fifty-five".