4440042402 has 32 divisors (see below), whose sum is σ = 9124538112. Its totient is φ = 1439311104.

The previous prime is 4440042391. The next prime is 4440042403. The reversal of 4440042402 is 2042400444.

It is not an unprimeable number, because it can be changed into a prime (4440042403) 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, 646378 + ... + 653210.

It is an arithmetic number, because the mean of its divisors is an integer number (285141816).

Almost surely, 2^4440042402 is an apocalyptic number.

4440042402 is an abundant number, since it is smaller than the sum of its proper divisors (4684495710).

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

4440042402 is a wasteful number, since it uses less digits than its factorization.

4440042402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9802.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4440042402 is about 66633.6431691979. The cubic root of 4440042402 is about 1643.5983850636.

Adding to 4440042402 its reverse (2042400444), we get a palindrome (6482442846).

It can be divided in two parts, 4440042 and 402, that added together give a palindrome (4440444).

The spelling of 4440042402 in words is "four billion, four hundred forty million, forty-two thousand, four hundred two".