454450444044 has 12 divisors (see below), whose sum is σ = 1060384369464. Its totient is φ = 151483481344.

The previous prime is 454450444039. The next prime is 454450444069. The reversal of 454450444044 is 440444054454.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 454450443987 and 454450444005.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 18935435157 + ... + 18935435180.

It is an arithmetic number, because the mean of its divisors is an integer number (88365364122).

Almost surely, 2^454450444044 is an apocalyptic number.

It is an amenable number.

454450444044 is an abundant number, since it is smaller than the sum of its proper divisors (605933925420).

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

454450444044 is a wasteful number, since it uses less digits than its factorization.

454450444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37870870344 (or 37870870342 counting only the distinct ones).

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

Adding to 454450444044 its reverse (440444054454), we get a palindrome (894894498498).

The spelling of 454450444044 in words is "four hundred fifty-four billion, four hundred fifty million, four hundred forty-four thousand, forty-four".