4040244545 has 8 divisors (see below), whose sum is σ = 4849668096. Its totient is φ = 3231279216.

The previous prime is 4040244541. The next prime is 4040244547. The reversal of 4040244545 is 5454420404.

4040244545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4040244545 - 2² = 4040244541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4040244541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94847 + ... + 130676.

It is an arithmetic number, because the mean of its divisors is an integer number (606208512).

Almost surely, 2^4040244545 is an apocalyptic number.

It is an amenable number.

4040244545 is a deficient number, since it is larger than the sum of its proper divisors (809423551).

4040244545 is a wasteful number, since it uses less digits than its factorization.

4040244545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229111.

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 4040244545 is about 63562.9180025587. The cubic root of 4040244545 is about 1592.7069830784.

Adding to 4040244545 its reverse (5454420404), we get a palindrome (9494664949).

The spelling of 4040244545 in words is "four billion, forty million, two hundred forty-four thousand, five hundred forty-five".