201010044144550 has 24 divisors (see below), whose sum is σ = 380932996870656. Its totient is φ = 78886960719840.

The previous prime is 201010044144523. The next prime is 201010044144551. The reversal of 201010044144550 is 55441440010102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010044144551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 37926420774 + ... + 37926426073.

It is an arithmetic number, because the mean of its divisors is an integer number (15872208202944).

Almost surely, 2^{201010044144550} is an apocalyptic number.

201010044144550 is a deficient number, since it is larger than the sum of its proper divisors (179922952726106).

201010044144550 is a wasteful number, since it uses less digits than its factorization.

201010044144550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75852846912 (or 75852846907 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 201010044144550 its reverse (55441440010102), we get a palindrome (256451484154652).

The spelling of 201010044144550 in words is "two hundred one trillion, ten billion, forty-four million, one hundred forty-four thousand, five hundred fifty".