136541442040445 has 32 divisors (see below), whose sum is σ = 179355408540000. Its totient is φ = 99172570890240.

The previous prime is 136541442040439. The next prime is 136541442040463. The reversal of 136541442040445 is 544040244145631.

It can be written as a sum of positive squares in 16 ways, for example, as 119785100951044 + 16756341089401 = 10944638^2 + 4093451^2 .

It is not a de Polignac number, because 136541442040445 - 2¹⁴ = 136541442024061 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 136541442040445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77545181 + ... + 79286429.

It is an arithmetic number, because the mean of its divisors is an integer number (5604856516875).

Almost surely, 2^{136541442040445} is an apocalyptic number.

It is an amenable number.

136541442040445 is a deficient number, since it is larger than the sum of its proper divisors (42813966499555).

136541442040445 is a wasteful number, since it uses less digits than its factorization.

136541442040445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761105.

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 136541442040445 in words is "one hundred thirty-six trillion, five hundred forty-one billion, four hundred forty-two million, forty thousand, four hundred forty-five".