440324504040 has 32 divisors (see below), whose sum is σ = 1320973512480. Its totient is φ = 117419867712.

The previous prime is 440324504017. The next prime is 440324504093. The reversal of 440324504040 is 40405423044.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 440324503989 and 440324504007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1834685314 + ... + 1834685553.

It is an arithmetic number, because the mean of its divisors is an integer number (41280422265).

Almost surely, 2^440324504040 is an apocalyptic number.

440324504040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440324504040 is an abundant number, since it is smaller than the sum of its proper divisors (880649008440).

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

440324504040 is a wasteful number, since it uses less digits than its factorization.

440324504040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3669370881 (or 3669370877 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 440324504040 its reverse (40405423044), we get a palindrome (480729927084).

The spelling of 440324504040 in words is "four hundred forty billion, three hundred twenty-four million, five hundred four thousand, forty".