440040440004 has 48 divisors (see below), whose sum is σ = 1158727187520. Its totient is φ = 128747463040.

The previous prime is 440040439879. The next prime is 440040440017. The reversal of 440040440004 is 400044040044.

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, 57472719 + ... + 57480374.

It is an arithmetic number, because the mean of its divisors is an integer number (24140149740).

Almost surely, 2^440040440004 is an apocalyptic number.

440040440004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440040440004 is an abundant number, since it is smaller than the sum of its proper divisors (718686747516).

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

440040440004 is a wasteful number, since it uses less digits than its factorization.

440040440004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114953140 (or 114953138 counting only the distinct ones).

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

Adding to 440040440004 its reverse (400044040044), we get a palindrome (840084480048).

It can be divided in two parts, 4400 and 40440004, that added together give a palindrome (40444404).

The spelling of 440040440004 in words is "four hundred forty billion, forty million, four hundred forty thousand, four".