135542430555 has 32 divisors (see below), whose sum is σ = 247901435904. Its totient is φ = 61949149056.

The previous prime is 135542430553. The next prime is 135542430587. The reversal of 135542430555 is 555034245531.

It is not a de Polignac number, because 135542430555 - 2¹ = 135542430553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135542430553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371262 + ... + 639468.

It is an arithmetic number, because the mean of its divisors is an integer number (7746919872).

Almost surely, 2^135542430555 is an apocalyptic number.

135542430555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135542430555 is a deficient number, since it is larger than the sum of its proper divisors (112359005349).

135542430555 is a wasteful number, since it uses less digits than its factorization.

135542430555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273035.

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 135542430555 in words is "one hundred thirty-five billion, five hundred forty-two million, four hundred thirty thousand, five hundred fifty-five".