4050522440 has 32 divisors (see below), whose sum is σ = 9116471160. Its totient is φ = 1619712000.

The previous prime is 4050522407. The next prime is 4050522451. The reversal of 4050522440 is 442250504.

It can be written as a sum of positive squares in 4 ways, for example, as 3256071844 + 794450596 = 57062^2 + 28186^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134360 + ... + 161720.

Almost surely, 2^4050522440 is an apocalyptic number.

4050522440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4050522440 is an abundant number, since it is smaller than the sum of its proper divisors (5065948720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4050522440 is a wasteful number, since it uses less digits than its factorization.

4050522440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31073 (or 31069 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 4050522440 is about 63643.7148507219. The cubic root of 4050522440 is about 1594.0563909927.

Adding to 4050522440 its reverse (442250504), we get a palindrome (4492772944).

The spelling of 4050522440 in words is "four billion, fifty million, five hundred twenty-two thousand, four hundred forty".