201044444394 has 16 divisors (see below), whose sum is σ = 411895935360. Its totient is φ = 65380307040.

The previous prime is 201044444389. The next prime is 201044444401. The reversal of 201044444394 is 493444440102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408626674 + ... + 408627165.

It is an arithmetic number, because the mean of its divisors is an integer number (25743495960).

Almost surely, 2^201044444394 is an apocalyptic number.

201044444394 is an abundant number, since it is smaller than the sum of its proper divisors (210851490966).

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

201044444394 is a wasteful number, since it uses less digits than its factorization.

201044444394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817253885.

The product of its (nonzero) digits is 221184, while the sum is 39.

Adding to 201044444394 its reverse (493444440102), we get a palindrome (694488884496).

The spelling of 201044444394 in words is "two hundred one billion, forty-four million, four hundred forty-four thousand, three hundred ninety-four".