44004440442 has 32 divisors (see below), whose sum is σ = 92290870080. Its totient is φ = 13968339840.

The previous prime is 44004440411. The next prime is 44004440461. The reversal of 44004440442 is 24404440044.

It is a super-2 number, since 2×44004440442² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1719484 + ... + 1744887.

It is an arithmetic number, because the mean of its divisors is an integer number (2884089690).

Almost surely, 2^44004440442 is an apocalyptic number.

44004440442 is an abundant number, since it is smaller than the sum of its proper divisors (48286429638).

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

44004440442 is a wasteful number, since it uses less digits than its factorization.

44004440442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464478.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 44004440442 its reverse (24404440044), we get a palindrome (68408880486).

The spelling of 44004440442 in words is "forty-four billion, four million, four hundred forty thousand, four hundred forty-two".