135507567441018 has 16 divisors (see below), whose sum is σ = 271025705615040. Its totient is φ = 45167427358176.

The previous prime is 135507567441017. The next prime is 135507567441067. The reversal of 135507567441018 is 810144765705531.

It is not an unprimeable number, because it can be changed into a prime (135507567441017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440280555 + ... + 440588222.

It is an arithmetic number, because the mean of its divisors is an integer number (16939106600940).

Almost surely, 2^{135507567441018} is an apocalyptic number.

135507567441018 is an abundant number, since it is smaller than the sum of its proper divisors (135518138174022).

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

135507567441018 is a wasteful number, since it uses less digits than its factorization.

135507567441018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880894421.

The product of its (nonzero) digits is 14112000, while the sum is 57.

The spelling of 135507567441018 in words is "one hundred thirty-five trillion, five hundred seven billion, five hundred sixty-seven million, four hundred forty-one thousand, eighteen".