440421422022032 has 240 divisors, whose sum is σ = 979067154024960. Its totient is φ = 191564144640000.

The previous prime is 440421422022031. The next prime is 440421422022047. The reversal of 440421422022032 is 230220224124044.

It is a self number, because there is not a number n which added to its sum of digits gives 440421422022032.

It is not an unprimeable number, because it can be changed into a prime (440421422022031) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 4661335463 + ... + 4661429945.

It is an arithmetic number, because the mean of its divisors is an integer number (4079446475104).

Almost surely, 2^{440421422022032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440421422022032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (489533577012480).

440421422022032 is an abundant number, since it is smaller than the sum of its proper divisors (538645732002928).

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

440421422022032 is a wasteful number, since it uses less digits than its factorization.

440421422022032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95414 (or 95397 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 440421422022032 its reverse (230220224124044), we get a palindrome (670641646146076).

The spelling of 440421422022032 in words is "four hundred forty trillion, four hundred twenty-one billion, four hundred twenty-two million, twenty-two thousand, thirty-two".