4040144522 has 8 divisors (see below), whose sum is σ = 6104452356. Its totient is φ = 2005327072.

The previous prime is 4040144513. The next prime is 4040144527. The reversal of 4040144522 is 2254410404.

It can be written as a sum of positive squares in 2 ways, for example, as 4033647121 + 6497401 = 63511^2 + 2549^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4040144491 and 4040144500.

It is not an unprimeable number, because it can be changed into a prime (4040144527) 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, 7372253 + ... + 7372800.

Almost surely, 2^4040144522 is an apocalyptic number.

4040144522 is a deficient number, since it is larger than the sum of its proper divisors (2064307834).

4040144522 is a wasteful number, since it uses less digits than its factorization.

4040144522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14745192.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 4040144522 is about 63562.1311946036. The cubic root of 4040144522 is about 1592.6938395963.

Adding to 4040144522 its reverse (2254410404), we get a palindrome (6294554926).

The spelling of 4040144522 in words is "four billion, forty million, one hundred forty-four thousand, five hundred twenty-two".