440305040632 has 8 divisors (see below), whose sum is σ = 825571951200. Its totient is φ = 220152520312.

The previous prime is 440305040611. The next prime is 440305040639. The reversal of 440305040632 is 236040503044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 440305040594 and 440305040603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440305040639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27519065032 + ... + 27519065047.

It is an arithmetic number, because the mean of its divisors is an integer number (103196493900).

Almost surely, 2^440305040632 is an apocalyptic number.

It is an amenable number.

440305040632 is a deficient number, since it is larger than the sum of its proper divisors (385266910568).

440305040632 is a wasteful number, since it uses less digits than its factorization.

440305040632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55038130085 (or 55038130081 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 440305040632 its reverse (236040503044), we get a palindrome (676345543676).

The spelling of 440305040632 in words is "four hundred forty billion, three hundred five million, forty thousand, six hundred thirty-two".