440040004004 has 12 divisors (see below), whose sum is σ = 770191839984. Its totient is φ = 219985192584.

The previous prime is 440040003979. The next prime is 440040004043. The reversal of 440040004004 is 400400040044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8673902 + ... + 8724485.

It is an arithmetic number, because the mean of its divisors is an integer number (64182653332).

Almost surely, 2^440040004004 is an apocalyptic number.

It is an amenable number.

440040004004 is a deficient number, since it is larger than the sum of its proper divisors (330151835980).

440040004004 is a wasteful number, since it uses less digits than its factorization.

440040004004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17404714 (or 17404712 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 440040004004 its reverse (400400040044), we get a palindrome (840440044048).

The spelling of 440040004004 in words is "four hundred forty billion, forty million, four thousand, four".