4040020041 has 16 divisors (see below), whose sum is σ = 5421717504. Its totient is φ = 2675857664.

The previous prime is 4040020013. The next prime is 4040020051. The reversal of 4040020041 is 1400200404.

It is a cyclic number.

It is not a de Polignac number, because 4040020041 - 2⁵ = 4040020009 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4040020041.

It is not an unprimeable number, because it can be changed into a prime (4040020001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1393105 + ... + 1396001.

It is an arithmetic number, because the mean of its divisors is an integer number (338857344).

Almost surely, 2^4040020041 is an apocalyptic number.

It is an amenable number.

4040020041 is a deficient number, since it is larger than the sum of its proper divisors (1381697463).

4040020041 is a wasteful number, since it uses less digits than its factorization.

4040020041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 4040020041 is about 63561.1519798060. The cubic root of 4040020041 is about 1592.6774819176.

Adding to 4040020041 its reverse (1400200404), we get a palindrome (5440220445).

The spelling of 4040020041 in words is "four billion, forty million, twenty thousand, forty-one".