201088844643 has 16 divisors (see below), whose sum is σ = 275697195680. Its totient is φ = 130278606336.

The previous prime is 201088844633. The next prime is 201088844683. The reversal of 201088844643 is 346448880102.

201088844643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201088844643 - 2¹⁷ = 201088713571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201088844592 and 201088844601.

It is not an unprimeable number, because it can be changed into a prime (201088844603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000630 + ... + 1184667.

It is an arithmetic number, because the mean of its divisors is an integer number (17231074730).

Almost surely, 2^201088844643 is an apocalyptic number.

201088844643 is a deficient number, since it is larger than the sum of its proper divisors (74608351037).

201088844643 is a wasteful number, since it uses less digits than its factorization.

201088844643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186166.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 201088844643 in words is "two hundred one billion, eighty-eight million, eight hundred forty-four thousand, six hundred forty-three".