4013440432 has 80 divisors (see below), whose sum is σ = 8180726400. Its totient is φ = 1905716736.

The previous prime is 4013440421. The next prime is 4013440447. The reversal of 4013440432 is 2340443104.

It is a super-2 number, since 2×4013440432² = 32215408202424693248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4013440397 and 4013440406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3825444 + ... + 3826492.

It is an arithmetic number, because the mean of its divisors is an integer number (102259080).

Almost surely, 2^4013440432 is an apocalyptic number.

It is an amenable number.

4013440432 is an abundant number, since it is smaller than the sum of its proper divisors (4167285968).

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

4013440432 is a wasteful number, since it uses less digits than its factorization.

4013440432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4013440432 is about 63351.7200397906. The cubic root of 4013440432 is about 1589.1770106380.

Adding to 4013440432 its reverse (2340443104), we get a palindrome (6353883536).

The spelling of 4013440432 in words is "four billion, thirteen million, four hundred forty thousand, four hundred thirty-two".