201040400044 has 12 divisors (see below), whose sum is σ = 383804400168. Its totient is φ = 91382000000.

The previous prime is 201040400039. The next prime is 201040400047. The reversal of 201040400044 is 440004040102.

It is a junction number, because it is equal to n+sod(n) for n = 201040399994 and 201040400030.

It is not an unprimeable number, because it can be changed into a prime (201040400047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284549957 + ... + 2284550044.

It is an arithmetic number, because the mean of its divisors is an integer number (31983700014).

Almost surely, 2^201040400044 is an apocalyptic number.

It is an amenable number.

201040400044 is a deficient number, since it is larger than the sum of its proper divisors (182764000124).

201040400044 is a wasteful number, since it uses less digits than its factorization.

201040400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569100016 (or 4569100014 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 201040400044 its reverse (440004040102), we get a palindrome (641044440146).

The spelling of 201040400044 in words is "two hundred one billion, forty million, four hundred thousand, forty-four".