4050520440 has 64 divisors (see below), whose sum is σ = 12155974560. Its totient is φ = 1079746560.

The previous prime is 4050520429. The next prime is 4050520447. The reversal of 4050520440 is 440250504.

4050520440 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4050520440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050520447) 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, 497200 + ... + 505280.

Almost surely, 2^4050520440 is an apocalyptic number.

4050520440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4050520440 is an abundant number, since it is smaller than the sum of its proper divisors (8105454120).

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

4050520440 is a wasteful number, since it uses less digits than its factorization.

4050520440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12272 (or 12268 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 4050520440 is about 63643.6991382493. The cubic root of 4050520440 is about 1594.0561286304.

Adding to 4050520440 its reverse (440250504), we get a palindrome (4490770944).

The spelling of 4050520440 in words is "four billion, fifty million, five hundred twenty thousand, four hundred forty".