201042544453355 has 32 divisors (see below), whose sum is σ = 263648125255680. Its totient is φ = 145954396264320.

The previous prime is 201042544453301. The next prime is 201042544453369. The reversal of 201042544453355 is 553354445240102.

It is not a de Polignac number, because 201042544453355 - 2³⁴ = 201025364584171 is a prime.

It is an unprimeable number.

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, 281646641 + ... + 282359549.

It is an arithmetic number, because the mean of its divisors is an integer number (8239003914240).

Almost surely, 2^{201042544453355} is an apocalyptic number.

201042544453355 is a deficient number, since it is larger than the sum of its proper divisors (62605580802325).

201042544453355 is a wasteful number, since it uses less digits than its factorization.

201042544453355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721979.

The product of its (nonzero) digits is 5760000, while the sum is 47.

Adding to 201042544453355 its reverse (553354445240102), we get a palindrome (754396989693457).

The spelling of 201042544453355 in words is "two hundred one trillion, forty-two billion, five hundred forty-four million, four hundred fifty-three thousand, three hundred fifty-five".