65542141177428 has 12 divisors (see below), whose sum is σ = 152931662747360. Its totient is φ = 21847380392472.

The previous prime is 65542141177417. The next prime is 65542141177433. The reversal of 65542141177428 is 82477114124556.

65542141177428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 2730922549048 + ... + 2730922549071.

Almost surely, 2^{65542141177428} is an apocalyptic number.

It is an amenable number.

65542141177428 is an abundant number, since it is smaller than the sum of its proper divisors (87389521569932).

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

65542141177428 is a wasteful number, since it uses less digits than its factorization.

65542141177428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461845098126 (or 5461845098124 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 57.

The spelling of 65542141177428 in words is "sixty-five trillion, five hundred forty-two billion, one hundred forty-one million, one hundred seventy-seven thousand, four hundred twenty-eight".