440454454044 has 96 divisors (see below), whose sum is σ = 1202134348800. Its totient is φ = 124029634560.

The previous prime is 440454454043. The next prime is 440454454073.

440454454044 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 440454453987 and 440454454005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440454454043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1065009 + ... + 1419560.

It is an arithmetic number, because the mean of its divisors is an integer number (12522232800).

Almost surely, 2^440454454044 is an apocalyptic number.

440454454044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440454454044 is an abundant number, since it is smaller than the sum of its proper divisors (761679894756).

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

440454454044 is a wasteful number, since it uses less digits than its factorization.

440454454044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484683 (or 2484681 counting only the distinct ones).

The product of its (nonzero) digits is 1638400, while the sum is 42.

It can be divided in two parts, 440454 and 454044, that added together give a palindrome (894498).

The spelling of 440454454044 in words is "four hundred forty billion, four hundred fifty-four million, four hundred fifty-four thousand, forty-four".