4014403440 has 80 divisors (see below), whose sum is σ = 12985740288. Its totient is φ = 1023962368.

The previous prime is 4014403369. The next prime is 4014403447. The reversal of 4014403440 is 443044104.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×4014403440² = 32230869958167667200, which contains 22 as substring.

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 4014403440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4014403447) 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, 358104 + ... + 369143.

Almost surely, 2^4014403440 is an apocalyptic number.

4014403440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4014403440 is an abundant number, since it is smaller than the sum of its proper divisors (8971336848).

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

4014403440 is a wasteful number, since it uses less digits than its factorization.

4014403440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727286 (or 727280 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4014403440 is about 63359.3200721094. The cubic root of 4014403440 is about 1589.3041058998.

Adding to 4014403440 its reverse (443044104), we get a palindrome (4457447544).

The spelling of 4014403440 in words is "four billion, fourteen million, four hundred three thousand, four hundred forty".