4442040456 has 32 divisors (see below), whose sum is σ = 12691544640. Its totient is φ = 1269154368.

The previous prime is 4442040451. The next prime is 4442040487. The reversal of 4442040456 is 6540402444.

It is not an unprimeable number, because it can be changed into a prime (4442040451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13220191 + ... + 13220526.

It is an arithmetic number, because the mean of its divisors is an integer number (396610770).

Almost surely, 2^4442040456 is an apocalyptic number.

It is an amenable number.

4442040456 is an abundant number, since it is smaller than the sum of its proper divisors (8249504184).

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

4442040456 is a wasteful number, since it uses less digits than its factorization.

4442040456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26440733 (or 26440729 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The square root of 4442040456 is about 66648.6343145904. The cubic root of 4442040456 is about 1643.8448921571.

The spelling of 4442040456 in words is "four billion, four hundred forty-two million, forty thousand, four hundred fifty-six".